How to replace array key name in php

How to replace array key names in php: You can use the array_combine() function to achieve replacement. The array_combine() function can create a new array by merging two arrays, where the elements of one array are key names and the elements of the other array are key values.

We can use the array_combine() function to achieve this, which creates a new array by merging two arrays, one of which is the key name. The elements of the other array are key values ​​and the merged array is returned. If the two arrays have different numbers of elements, return FALSE.

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Note: The number of elements in the key name array and the key value array must be the same!

Syntax:

array_combine(keys,values);

Parameters:

• ##keys Required. Specifies the key name of the array

• #values ​​Required. Specify the key value of the array

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Code example:

<?php
$fname=array("Peter","Ben","Joe");
$age=array("35","37","43");
$c=array_combine($fname,$age);
print_r($c);
?>

Output Result:

Array ( [Peter] => 35 [Ben] => 37 [Joe] => 43 )

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