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Adding update to empty function readme
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Helen Campbell committed Sep 23, 2015
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Expand Up @@ -224,7 +224,7 @@ Converts the case of a string or of all strings in an array to lowercase. *Type*

#### `empty`

Returns 'true' if the variable is empty. *Type*: rvalue.
Returns true if the argument is an array or hash that contains no elements, or an empty string. *Type*: rvalue.

#### `ensure_packages`

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