From 3e41ddf7a4f78e9575c3081003bca5e6a2c0359f Mon Sep 17 00:00:00 2001
From: Julien <julien.tattevin@valuein.fr>
Date: Thu, 4 Jul 2019 09:07:22 +0200
Subject: [PATCH] Fix #1055 : Make hlookup require ordered list only if asking
 for not exact match

---
 src/PhpSpreadsheet/Calculation/LookupRef.php | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/src/PhpSpreadsheet/Calculation/LookupRef.php b/src/PhpSpreadsheet/Calculation/LookupRef.php
index e6b0f3203f..f2d22c0023 100644
--- a/src/PhpSpreadsheet/Calculation/LookupRef.php
+++ b/src/PhpSpreadsheet/Calculation/LookupRef.php
@@ -794,8 +794,10 @@ public static function HLOOKUP($lookup_value, $lookup_array, $index_number, $not
             $lookupLower = StringHelper::strToLower($lookup_value);
             $rowDataLower = StringHelper::strToLower($rowData);
 
-            if (($bothNumeric && $rowData > $lookup_value) ||
-                ($bothNotNumeric && $rowDataLower > $lookupLower)) {
+            if ($not_exact_match && (
+                ($bothNumeric && $rowData > $lookup_value) ||
+                ($bothNotNumeric && $rowDataLower > $lookupLower)
+                )) {
                 break;
             }