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REST API: Add wp_is_numeric_array helper function 

The API uses this to do special operations on list responses (used
for collections), so we need to detect whether an array is
associative or numeric-indexed.

After much discussion, the bikeshed is to be painted green and gold.

See #33982.


git-svn-id: https://develop.svn.wordpress.org/trunk@34927 602fd350-edb4-49c9-b593-d223f7449a82
This commit is contained in:
Ryan McCue 2015-10-08 02:13:02 +00:00
parent 0f657d21cc
commit 374b39d6ba
1 changed files with 18 additions and 0 deletions
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18
src/wp-includes/functions.php
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@ -3176,6 +3176,24 @@ function wp_array_slice_assoc( $array, $keys ) {
return $slice;
}
/**
* Determines if the variable is a numeric-indexed array.
*
* @since 4.4.0
*
* @param mixed $data Variable to check.
* @return bool Whether the variable is a list.
*/
function wp_is_numeric_array( $data ) {
if ( ! is_array( $data ) ) {
return false;
}
$keys = array_keys( $data );
$string_keys = array_filter( $keys, 'is_string' );
return count( $string_keys ) === 0;
}
/**
* Filters a list of objects, based on a set of key => value arguments.
*