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PHP array key name replacement method: You can create a new array by merging two arrays using the array_combine() function, where one array element is the key name and the other array element is the key value.
array_combine() function creates 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. , returns the merged array. 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!
Grammar:
array_combine(keys,values);
Example:
<?php $fname=array("Peter","Ben","Joe"); $age=array("35","37","43"); $c=array_combine($fname,$age); print_r($c); ?>
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