diff --git a/API.md b/API.md
index 614caf7..0e60eea 100644
--- a/API.md
+++ b/API.md
@@ -148,6 +148,9 @@ You can also add a `validation-group` directive to group many elements into a gr
 
 <label>Huei (Custom setup the new validator - Function)</label>
 <input type="text" name="huei" ng-model="form.huei" validator="huei"/>
+
+<label>Kuaisheng (Custom setup the new validator - Function)</label>
+<input type="text" name="kuaisheng" ng-model="form.kuaisheng" validator="kuaisheng"/>
 ```
 
 ```javascript
@@ -187,6 +190,37 @@ angular.module('yourApp', ['validation'])
                     success: 'Thanks!'
                 }
             });
+
+        // Setup `kuaisheng` validation
+        $validationProvider
+            .setExpression({
+                kuaisheng: function(value, scope, element, attrs, param) {
+                  var errorStr = [
+                    'errorStr1',
+                    'errorStr2'
+                  ];
+                  var len = errorStr.length;
+                  for (var i = len - 1; i >= 0; i--) {
+                    if (value.indexOf(errorStr[i]) > -1) {
+                      return {
+                        result: false,
+                        message: 'input should not include ' + errorStr[i]
+                      };
+                    }
+                  }
+                  return {
+                    result: true,
+                    message: ''
+                  };
+                }
+            })
+            .setDefaultMsg({
+                kuaisheng: {
+                  error: 'valid is error',
+                  success: 'Thanks!'
+                }
+            });
+
     }]);
 ```
 
diff --git a/dist/angular-validation.js b/dist/angular-validation.js
index 5d872dc..34f394e 100644
--- a/dist/angular-validation.js
+++ b/dist/angular-validation.js
@@ -505,6 +505,32 @@ angular.module('validation.directive', ['validation.provider']);
      */
     var focusElements = {};
 
+    /**
+     * Get Validation Result Object
+     * @param data
+     * @returns {
+     *    result: Boolean, // is success or error
+     *    message: String  // tips
+     * }
+     */
+    function getResultObj(data) {
+      var res = {};
+      if (data && data.length > 0) {
+        res = data[0];
+        if (!angular.isObject(res)) {
+          res = {
+            result: res,
+            message: ''
+          };
+        }
+      } else {
+        res = {
+          result: false,
+          message: ''
+        };
+      }
+      return res;
+    }
 
     /**
      * Check Validation with Function or RegExp
@@ -528,16 +554,16 @@ angular.module('validation.directive', ['validation.provider']);
       var expression = $validationProvider.getExpression(validator);
       var validationGroup = attrs.validationGroup;
       var valid = {
-        success: function() {
-          validFunc(element, attrs[successMessage], validator, scope, ctrl, attrs);
+        success: function(message) {
+          validFunc(element, message || attrs[successMessage], validator, scope, ctrl, attrs);
           if (leftValidation.length) {
             return checkValidation(scope, element, attrs, ctrl, leftValidation, value);
           } else {
             return true;
           }
         },
-        error: function() {
-          return invalidFunc(element, attrs[errorMessage], validator, scope, ctrl, attrs);
+        error: function(message) {
+          return invalidFunc(element, message || attrs[errorMessage], validator, scope, ctrl, attrs);
         }
       };
 
@@ -550,12 +576,14 @@ angular.module('validation.directive', ['validation.provider']);
       if (expression.constructor === Function) {
         return $q.all([$validationProvider.getExpression(validator)(value, scope, element, attrs, validatorParam)])
           .then(function(data) {
-            if (data && data.length > 0 && data[0]) {
+            var resultObj = getResultObj(data);
+            var message = resultObj.message;
+            if (resultObj.result) {
               if (validationGroup) {
                 groups[validationGroup][ctrl.$name] = true;
                 setValidationGroup(scope, validationGroup, true);
               }
-              return valid.success();
+              return valid.success(message);
             } else if (validationGroup) {
               groups[validationGroup][ctrl.$name] = false;
 
@@ -565,9 +593,9 @@ angular.module('validation.directive', ['validation.provider']);
                 setValidationGroup(scope, validationGroup, true);
               } else {
                 setValidationGroup(scope, validationGroup, false);
-                return valid.error();
+                return valid.error(message);
               }
-            } else return valid.error();
+            } else return valid.error(message);
           }, function() {
             return valid.error();
           });
@@ -647,7 +675,7 @@ angular.module('validation.directive', ['validation.provider']);
         var uid = ctrl.validationId = guid();
 
         /**
-         * to have avalue to rollback to
+         * to have a value to rollback to
          */
         var originalViewValue = null;
 
diff --git a/dist/angular-validation.min.js b/dist/angular-validation.min.js
index c653b8d..4d75ee0 100644
--- a/dist/angular-validation.min.js
+++ b/dist/angular-validation.min.js
@@ -1 +1 @@
-angular.module("validation",["validation.provider","validation.directive"]),angular.module("validation.provider",[]),angular.module("validation.directive",["validation.provider"]),function(){function a(){var a,b,c,d,e,f=this,g=function(f){a=f,b=a.get("$rootScope"),c=a.get("$http"),d=a.get("$q"),e=a.get("$timeout")},h={},i=null,j={};this.setExpression=function(a){return angular.extend(h,a),f},this.getExpression=function(a){return h[a]},this.setDefaultMsg=function(a){return angular.extend(j,a),f},this.getDefaultMsg=function(a){return j[a]},this.setValidMethod=function(a){i=a},this.getValidMethod=function(){return i},this.setErrorHTML=function(a){if(a.constructor===Function)return f.getErrorHTML=a,f},this.getErrorHTML=function(a){return'<p class="validation-invalid">'+a+"</p>"},this.setSuccessHTML=function(a){if(a.constructor===Function)return f.getSuccessHTML=a,f},this.getSuccessHTML=function(a){return'<p class="validation-valid">'+a+"</p>"},this.showSuccessMessage=!0,this.showErrorMessage=!0,this.checkValid=function(a){return!(!a||!a.$valid)},this.validate=function(a){var c=d.defer(),g=0;if(void 0===a)return console.error("This is not a regular Form name scope"),c.reject("This is not a regular Form name scope"),c.promise;if(a.validationId)b.$broadcast(a.$name+"submit-"+a.validationId,g++);else if(a.constructor===Array)for(var h in a)b.$broadcast(a[h].$name+"submit-"+a[h].validationId,g++);else for(var i in a)"$"!==i[0]&&a[i].hasOwnProperty("$dirty")&&b.$broadcast(i+"submit-"+a[i].validationId,g++);return c.promise.success=function(a){return c.promise.then(function(b){a(b)}),c.promise},c.promise.error=function(a){return c.promise.then(null,function(b){a(b)}),c.promise},e(function(){f.checkValid(a)?c.resolve("success"):c.reject("error")}),c.promise},this.validCallback=null,this.invalidCallback=null,this.resetCallback=null,this.reset=function(a){if(void 0===a)return void console.error("This is not a regular Form name scope");if(a.validationId)b.$broadcast(a.$name+"reset-"+a.validationId);else if(a.constructor===Array)for(var c in a)b.$broadcast(a[c].$name+"reset-"+a[c].validationId);else for(var d in a)"$"!==d[0]&&a[d].hasOwnProperty("$dirty")&&b.$broadcast(d+"reset-"+a[d].validationId)},this.addMsgElement=function(a){return a.after("<span></span>")},this.getMsgElement=function(a){return a.next()},this.$get=["$injector",function(a){return g(a),{setValidMethod:this.setValidMethod,getValidMethod:this.getValidMethod,setErrorHTML:this.setErrorHTML,getErrorHTML:this.getErrorHTML,setSuccessHTML:this.setSuccessHTML,getSuccessHTML:this.getSuccessHTML,setExpression:this.setExpression,getExpression:this.getExpression,setDefaultMsg:this.setDefaultMsg,getDefaultMsg:this.getDefaultMsg,showSuccessMessage:this.showSuccessMessage,showErrorMessage:this.showErrorMessage,checkValid:this.checkValid,validate:this.validate,validCallback:this.validCallback,invalidCallback:this.invalidCallback,resetCallback:this.resetCallback,reset:this.reset,addMsgElement:this.addMsgElement,getMsgElement:this.getMsgElement}}]}angular.module("validation.provider").provider("$validation",a)}.call(this),function(){function a(a){var b=a.get("$validation"),c=a.get("$timeout"),d=a.get("$parse");return{link:function(a,e,f){var g=d(f.validationReset)(a);c(function(){e.on("click",function(a){a.preventDefault(),b.reset(g)})})}}}angular.module("validation.directive").directive("validationReset",a),a.$inject=["$injector"]}.call(this),function(){function a(a){var b=a.get("$validation"),c=a.get("$timeout"),d=a.get("$parse");return{priority:1,require:"?ngClick",link:function(a,e,f){var g=d(f.validationSubmit)(a);c(function(){e.off("click"),e.on("click",function(c){c.preventDefault(),b.validate(g).success(function(){d(f.ngClick)(a)})})})}}}angular.module("validation.directive").directive("validationSubmit",a),a.$inject=["$injector"]}.call(this),function(){function a(a){function b(a,b,c){for(var d=document.querySelectorAll("*[validation-group="+b+"]"),e=0,f=d.length;e<f;e++){var g=d[e],h=g.form.name,i=g.name;a[h][i].$setValidity(i,c)}}var c=a.get("$validation"),d=a.get("$q"),e=a.get("$timeout"),f=a.get("$compile"),g=a.get("$parse"),h={},i=function(a,b,d,e,h,i){var j,k=b||c.getDefaultMsg(d).success,l=g(i.validCallback),m=i.messageId,n=i.validationGroup;return j=m||n?angular.element(document.querySelector("#"+(m||n))):c.getMsgElement(a),a.attr("no-validation-message")?j.css("display","none"):c.showSuccessMessage&&k?(j.html("").append(f(c.getSuccessHTML(k,a,i))(e)),j.css("display","")):j.css("display","none"),h.$setValidity(h.$name,!0),l(e,{message:k}),c.validCallback&&c.validCallback(a),!0},j=function(a,b,d,e,h,i){var j,k=b||c.getDefaultMsg(d).error,l=g(i.invalidCallback),m=i.messageId,n=i.validationGroup;return j=m||n?angular.element(document.querySelector("#"+(m||n))):c.getMsgElement(a),a.attr("no-validation-message")?j.css("display","none"):c.showErrorMessage&&k?(j.html("").append(f(c.getErrorHTML(k,a,i))(e)),j.css("display","")):j.css("display","none"),h.$setValidity(h.$name,!1),l(e,{message:k}),c.invalidCallback&&c.invalidCallback(a),!1},k=function(a){var b=h[a];return Object.keys(b).some(function(a){return b[a]})},l={},m=function(a,e,f,g,l,n){var o=l.slice(0),p=o[0].trim(),q=p.indexOf("="),r=q===-1?p:p.substr(0,q),s=q===-1?null:p.substr(q+1),t=o.slice(1),u=r+"SuccessMessage",v=r+"ErrorMessage",w=c.getExpression(r),x=f.validationGroup,y={success:function(){return i(e,f[u],r,a,g,f),!t.length||m(a,e,f,g,t,n)},error:function(){return j(e,f[v],r,a,g,f)}};if(void 0===w)return console.error('You are using undefined validator "%s"',r),t.length?m(a,e,f,g,t,n):void 0;if(w.constructor===Function)return d.all([c.getExpression(r)(n,a,e,f,s)]).then(function(c){return c&&c.length>0&&c[0]?(x&&(h[x][g.$name]=!0,b(a,x,!0)),y.success()):x?(h[x][g.$name]=!1,k(x)?void b(a,x,!0):(b(a,x,!1),y.error())):y.error()},function(){return y.error()});if(w.constructor!==RegExp)return y.error();if(void 0!==n&&null!==n){if(c.getExpression(r).test(n))return x&&(h[x][g.$name]=!0,b(a,x,!0)),y.success();if(!x)return y.error();if(h[x][g.$name]=!1,!k(x))return b(a,x,!1),y.error();b(a,x,!0)}},n=function(){return(65536*(1+Math.random())|0).toString(16).substring(1)},o=function(){return n()+n()+n()+n()};return{restrict:"A",require:"ngModel",link:function(a,b,d,f){var g,i=d.validator,j=d.messageId,k=d.validationGroup,n=d.validMethod,p=d.ngModel,q=function(){},r=i.split(","),s=f.validationId=o(),t=null;return"boolean"==typeof a.initialValidity&&(g=a.initialValidity),k&&(h[k]||(h[k]={}),h[k][f.$name]=!1),j||k||c.addMsgElement(b),f.$setValidity(f.$name,g),a.$on(f.$name+"reset-"+s,function(){q(),e(function(){f.$setViewValue(t),f.$setPristine(),f.$setValidity(f.$name,void 0),f.$render(),j||k?angular.element(document.querySelector("#"+(j||k))).html(""):c.getMsgElement(b).html(""),c.resetCallback&&c.resetCallback(b)})}),n=angular.isUndefined(n)?c.getValidMethod():n,a.$on(f.$name+"submit-"+s,function(c,g){var h=f.$viewValue,i=!1;i=m(a,b,d,f,r,h),"submit"===n&&(q(),q=a.$watch(function(){return a.$eval(p)},function(c,e){c!==e&&(void 0!==c&&null!==c||(c=""),i=m(a,b,d,f,r,c))}));var j=function(a){a?delete l[g]:(l[g]=b[0],e(function(){l[Math.min.apply(null,Object.keys(l))].focus()},0))};i.constructor===Object?i.then(j):j(i)}),"blur"===n?void b.bind("blur",function(){var c=a.$eval(p);a.$apply(function(){m(a,b,d,f,r,c)})}):void("submit"!==n&&"submit-only"!==n&&(a.$watch(function(){return a.$eval(p)},function(e){if(f.$pristine&&f.$viewValue)t=f.$viewValue||"",f.$setViewValue(f.$viewValue);else if(f.$pristine)return void(j||k?angular.element(document.querySelector("#"+(j||k))).html(""):c.getMsgElement(b).html(""));m(a,b,d,f,r,e)}),e(function(){d.$observe("noValidationMessage",function(a){var d;d=j||k?angular.element(document.querySelector("#"+(j||k))):c.getMsgElement(b),"true"===a||a===!0?d.css("display","none"):"false"!==a&&a!==!1||d.css("display","block")})})))}}}angular.module("validation.directive").directive("validator",a),a.$inject=["$injector"]}.call(this);
\ No newline at end of file
+angular.module("validation",["validation.provider","validation.directive"]),angular.module("validation.provider",[]),angular.module("validation.directive",["validation.provider"]),function(){function a(){var a,b,c,d,e,f=this,g=function(f){a=f,b=a.get("$rootScope"),c=a.get("$http"),d=a.get("$q"),e=a.get("$timeout")},h={},i=null,j={};this.setExpression=function(a){return angular.extend(h,a),f},this.getExpression=function(a){return h[a]},this.setDefaultMsg=function(a){return angular.extend(j,a),f},this.getDefaultMsg=function(a){return j[a]},this.setValidMethod=function(a){i=a},this.getValidMethod=function(){return i},this.setErrorHTML=function(a){if(a.constructor===Function)return f.getErrorHTML=a,f},this.getErrorHTML=function(a){return'<p class="validation-invalid">'+a+"</p>"},this.setSuccessHTML=function(a){if(a.constructor===Function)return f.getSuccessHTML=a,f},this.getSuccessHTML=function(a){return'<p class="validation-valid">'+a+"</p>"},this.showSuccessMessage=!0,this.showErrorMessage=!0,this.checkValid=function(a){return!(!a||!a.$valid)},this.validate=function(a){var c=d.defer(),g=0;if(void 0===a)return console.error("This is not a regular Form name scope"),c.reject("This is not a regular Form name scope"),c.promise;if(a.validationId)b.$broadcast(a.$name+"submit-"+a.validationId,g++);else if(a.constructor===Array)for(var h in a)b.$broadcast(a[h].$name+"submit-"+a[h].validationId,g++);else for(var i in a)"$"!==i[0]&&a[i].hasOwnProperty("$dirty")&&b.$broadcast(i+"submit-"+a[i].validationId,g++);return c.promise.success=function(a){return c.promise.then(function(b){a(b)}),c.promise},c.promise.error=function(a){return c.promise.then(null,function(b){a(b)}),c.promise},e(function(){f.checkValid(a)?c.resolve("success"):c.reject("error")}),c.promise},this.validCallback=null,this.invalidCallback=null,this.resetCallback=null,this.reset=function(a){if(void 0===a)return void console.error("This is not a regular Form name scope");if(a.validationId)b.$broadcast(a.$name+"reset-"+a.validationId);else if(a.constructor===Array)for(var c in a)b.$broadcast(a[c].$name+"reset-"+a[c].validationId);else for(var d in a)"$"!==d[0]&&a[d].hasOwnProperty("$dirty")&&b.$broadcast(d+"reset-"+a[d].validationId)},this.addMsgElement=function(a){return a.after("<span></span>")},this.getMsgElement=function(a){return a.next()},this.$get=["$injector",function(a){return g(a),{setValidMethod:this.setValidMethod,getValidMethod:this.getValidMethod,setErrorHTML:this.setErrorHTML,getErrorHTML:this.getErrorHTML,setSuccessHTML:this.setSuccessHTML,getSuccessHTML:this.getSuccessHTML,setExpression:this.setExpression,getExpression:this.getExpression,setDefaultMsg:this.setDefaultMsg,getDefaultMsg:this.getDefaultMsg,showSuccessMessage:this.showSuccessMessage,showErrorMessage:this.showErrorMessage,checkValid:this.checkValid,validate:this.validate,validCallback:this.validCallback,invalidCallback:this.invalidCallback,resetCallback:this.resetCallback,reset:this.reset,addMsgElement:this.addMsgElement,getMsgElement:this.getMsgElement}}]}angular.module("validation.provider").provider("$validation",a)}.call(this),function(){function a(a){var b=a.get("$validation"),c=a.get("$timeout"),d=a.get("$parse");return{link:function(a,e,f){var g=d(f.validationReset)(a);c(function(){e.on("click",function(a){a.preventDefault(),b.reset(g)})})}}}angular.module("validation.directive").directive("validationReset",a),a.$inject=["$injector"]}.call(this),function(){function a(a){var b=a.get("$validation"),c=a.get("$timeout"),d=a.get("$parse");return{priority:1,require:"?ngClick",link:function(a,e,f){var g=d(f.validationSubmit)(a);c(function(){e.off("click"),e.on("click",function(c){c.preventDefault(),b.validate(g).success(function(){d(f.ngClick)(a)})})})}}}angular.module("validation.directive").directive("validationSubmit",a),a.$inject=["$injector"]}.call(this),function(){function a(a){function b(a,b,c){for(var d=document.querySelectorAll("*[validation-group="+b+"]"),e=0,f=d.length;e<f;e++){var g=d[e],h=g.form.name,i=g.name;a[h][i].$setValidity(i,c)}}function c(a){var b={};return a&&a.length>0?(b=a[0],angular.isObject(b)||(b={result:b,message:""})):b={result:!1,message:""},b}var d=a.get("$validation"),e=a.get("$q"),f=a.get("$timeout"),g=a.get("$compile"),h=a.get("$parse"),i={},j=function(a,b,c,e,f,i){var j,k=b||d.getDefaultMsg(c).success,l=h(i.validCallback),m=i.messageId,n=i.validationGroup;return j=m||n?angular.element(document.querySelector("#"+(m||n))):d.getMsgElement(a),a.attr("no-validation-message")?j.css("display","none"):d.showSuccessMessage&&k?(j.html("").append(g(d.getSuccessHTML(k,a,i))(e)),j.css("display","")):j.css("display","none"),f.$setValidity(f.$name,!0),l(e,{message:k}),d.validCallback&&d.validCallback(a),!0},k=function(a,b,c,e,f,i){var j,k=b||d.getDefaultMsg(c).error,l=h(i.invalidCallback),m=i.messageId,n=i.validationGroup;return j=m||n?angular.element(document.querySelector("#"+(m||n))):d.getMsgElement(a),a.attr("no-validation-message")?j.css("display","none"):d.showErrorMessage&&k?(j.html("").append(g(d.getErrorHTML(k,a,i))(e)),j.css("display","")):j.css("display","none"),f.$setValidity(f.$name,!1),l(e,{message:k}),d.invalidCallback&&d.invalidCallback(a),!1},l=function(a){var b=i[a];return Object.keys(b).some(function(a){return b[a]})},m={},n=function(a,f,g,h,m,o){var p=m.slice(0),q=p[0].trim(),r=q.indexOf("="),s=r===-1?q:q.substr(0,r),t=r===-1?null:q.substr(r+1),u=p.slice(1),v=s+"SuccessMessage",w=s+"ErrorMessage",x=d.getExpression(s),y=g.validationGroup,z={success:function(b){return j(f,b||g[v],s,a,h,g),!u.length||n(a,f,g,h,u,o)},error:function(b){return k(f,b||g[w],s,a,h,g)}};if(void 0===x)return console.error('You are using undefined validator "%s"',s),u.length?n(a,f,g,h,u,o):void 0;if(x.constructor===Function)return e.all([d.getExpression(s)(o,a,f,g,t)]).then(function(d){var e=c(d),f=e.message;return e.result?(y&&(i[y][h.$name]=!0,b(a,y,!0)),z.success(f)):y?(i[y][h.$name]=!1,l(y)?void b(a,y,!0):(b(a,y,!1),z.error(f))):z.error(f)},function(){return z.error()});if(x.constructor!==RegExp)return z.error();if(void 0!==o&&null!==o){if(d.getExpression(s).test(o))return y&&(i[y][h.$name]=!0,b(a,y,!0)),z.success();if(!y)return z.error();if(i[y][h.$name]=!1,!l(y))return b(a,y,!1),z.error();b(a,y,!0)}},o=function(){return(65536*(1+Math.random())|0).toString(16).substring(1)},p=function(){return o()+o()+o()+o()};return{restrict:"A",require:"ngModel",link:function(a,b,c,e){var g,h=c.validator,j=c.messageId,k=c.validationGroup,l=c.validMethod,o=c.ngModel,q=function(){},r=h.split(","),s=e.validationId=p(),t=null;return"boolean"==typeof a.initialValidity&&(g=a.initialValidity),k&&(i[k]||(i[k]={}),i[k][e.$name]=!1),j||k||d.addMsgElement(b),e.$setValidity(e.$name,g),a.$on(e.$name+"reset-"+s,function(){q(),f(function(){e.$setViewValue(t),e.$setPristine(),e.$setValidity(e.$name,void 0),e.$render(),j||k?angular.element(document.querySelector("#"+(j||k))).html(""):d.getMsgElement(b).html(""),d.resetCallback&&d.resetCallback(b)})}),l=angular.isUndefined(l)?d.getValidMethod():l,a.$on(e.$name+"submit-"+s,function(d,g){var h=e.$viewValue,i=!1;i=n(a,b,c,e,r,h),"submit"===l&&(q(),q=a.$watch(function(){return a.$eval(o)},function(d,f){d!==f&&(void 0!==d&&null!==d||(d=""),i=n(a,b,c,e,r,d))}));var j=function(a){a?delete m[g]:(m[g]=b[0],f(function(){m[Math.min.apply(null,Object.keys(m))].focus()},0))};i.constructor===Object?i.then(j):j(i)}),"blur"===l?void b.bind("blur",function(){var d=a.$eval(o);a.$apply(function(){n(a,b,c,e,r,d)})}):void("submit"!==l&&"submit-only"!==l&&(a.$watch(function(){return a.$eval(o)},function(f){if(e.$pristine&&e.$viewValue)t=e.$viewValue||"",e.$setViewValue(e.$viewValue);else if(e.$pristine)return void(j||k?angular.element(document.querySelector("#"+(j||k))).html(""):d.getMsgElement(b).html(""));n(a,b,c,e,r,f)}),f(function(){c.$observe("noValidationMessage",function(a){var c;c=j||k?angular.element(document.querySelector("#"+(j||k))):d.getMsgElement(b),"true"===a||a===!0?c.css("display","none"):"false"!==a&&a!==!1||c.css("display","block")})})))}}}angular.module("validation.directive").directive("validator",a),a.$inject=["$injector"]}.call(this);
\ No newline at end of file
diff --git a/src/validator.directive.js b/src/validator.directive.js
index ddc0885..5b39e50 100644
--- a/src/validator.directive.js
+++ b/src/validator.directive.js
@@ -127,6 +127,32 @@
      */
     var focusElements = {};
 
+    /**
+     * Get Validation Result Object
+     * @param data
+     * @returns {
+     *    result: Boolean, // is success or error
+     *    message: String  // tips
+     * }
+     */
+    function getResultObj(data) {
+      var res = {};
+      if (data && data.length > 0) {
+        res = data[0];
+        if (!angular.isObject(res)) {
+          res = {
+            result: res,
+            message: ''
+          };
+        }
+      } else {
+        res = {
+          result: false,
+          message: ''
+        };
+      }
+      return res;
+    }
 
     /**
      * Check Validation with Function or RegExp
@@ -150,16 +176,16 @@
       var expression = $validationProvider.getExpression(validator);
       var validationGroup = attrs.validationGroup;
       var valid = {
-        success: function() {
-          validFunc(element, attrs[successMessage], validator, scope, ctrl, attrs);
+        success: function(message) {
+          validFunc(element, message || attrs[successMessage], validator, scope, ctrl, attrs);
           if (leftValidation.length) {
             return checkValidation(scope, element, attrs, ctrl, leftValidation, value);
           } else {
             return true;
           }
         },
-        error: function() {
-          return invalidFunc(element, attrs[errorMessage], validator, scope, ctrl, attrs);
+        error: function(message) {
+          return invalidFunc(element, message || attrs[errorMessage], validator, scope, ctrl, attrs);
         }
       };
 
@@ -172,12 +198,14 @@
       if (expression.constructor === Function) {
         return $q.all([$validationProvider.getExpression(validator)(value, scope, element, attrs, validatorParam)])
           .then(function(data) {
-            if (data && data.length > 0 && data[0]) {
+            var resultObj = getResultObj(data);
+            var message = resultObj.message;
+            if (resultObj.result) {
               if (validationGroup) {
                 groups[validationGroup][ctrl.$name] = true;
                 setValidationGroup(scope, validationGroup, true);
               }
-              return valid.success();
+              return valid.success(message);
             } else if (validationGroup) {
               groups[validationGroup][ctrl.$name] = false;
 
@@ -187,9 +215,9 @@
                 setValidationGroup(scope, validationGroup, true);
               } else {
                 setValidationGroup(scope, validationGroup, false);
-                return valid.error();
+                return valid.error(message);
               }
-            } else return valid.error();
+            } else return valid.error(message);
           }, function() {
             return valid.error();
           });
diff --git a/test/unit/validationGroupSpec.js b/test/unit/validationGroupSpec.js
index dea5901..9a77b8a 100644
--- a/test/unit/validationGroupSpec.js
+++ b/test/unit/validationGroupSpec.js
@@ -337,4 +337,74 @@ describe('validation-group directive', function() {
       expect(errorSpy).toHaveBeenCalled();
     });
   });
+
+  describe('validation-group attribute validated by using the provider with expression dynamic return messages using functions. ', function() {
+    var successSpy;
+    var errorSpy;
+    beforeEach(inject(function($injector) {
+      $rootScope = $injector.get('$rootScope');
+      $compile = $injector.get('$compile');
+      validationProvider = $injector.get('$validation');
+      var expression = {
+        kuaisheng: function(value, scope, element, attrs, param) {
+          var errorStr = [
+            'errorStr1',
+            'errorStr2'
+          ];
+          var len = errorStr.length;
+          for (var i = len - 1; i >= 0; i--) {
+            if (value.indexOf(errorStr[i]) > -1) {
+              return {
+                result: false,
+                message: 'input should not include ' + errorStr[i]
+              };
+            }
+          }
+
+          return {
+            result: true,
+            message: ''
+          };
+        }
+      };
+      var defaultMsg = {
+        kuaisheng: {
+          error: 'valid is error'
+        }
+      };
+      validationProvider.setExpression(expression).setDefaultMsg(defaultMsg);
+
+      $timeout = $injector.get('$timeout');
+      $scope = $rootScope.$new();
+
+      element = $compile('<form name="Form"><input type="text" name="kuaisheng" ng-model="kuaisheng" validator="kuaisheng"></form>')($scope);
+      angular.element(document.body).append(element);
+      $scope.$digest();
+    }));
+
+    afterEach(function() {
+      element.remove();
+      element = null;
+    });
+
+    it('should validate a form and error message be dynamic', function() {
+      successSpy = jasmine.createSpy('successSpy');
+      errorSpy = jasmine.createSpy('errorSpy');
+
+      $scope.Form.kuaisheng.$setViewValue('asberrorStr1dd');
+
+
+      validationProvider.validate($scope.Form)
+        .success(function() {
+          successSpy();
+        })
+        .error(function() {
+          errorSpy();
+        });
+      $timeout.flush();
+      var messageElem = angular.element(element[0].querySelector('p'));
+      expect(messageElem.html()).toEqual('input should not include errorStr1');
+
+    });
+  });
 });