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This article is about how to change the position between keys and values in the php array. The editor thinks it is very practical, so share it with you as a reference and follow the editor to have a look.

Conversion method: 1, the use of foreach loop and an empty array, syntax "foreach ($arr1 as $k = > $v) {$arr2 [$v] = $k;}"; 2, the use of array_flip () function, syntax "array_flip ($array)".

Operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

Php converts keys and values in an array

Method 1: use foreach loop and an empty array

Output result:

Method 2: use the array_flip () function

The array_flip () function can exchange keys and values in an array

Output result:

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