How to delete an array element in php

How to delete an array element in php: You can use the array_splice() function to delete it. The array_splice() function removes a selected element from an array and replaces it with a new element. This function returns the array of removed elements.

array_splice() function removes the selected element from an array and replaces it with a new element. The function will also return an array of removed elements.

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Note: The key names in the replacement array are not retained.

Grammar:

array_splice(array,start,length,array)

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Example:

<?php
$a1=array("a"=>"red","b"=>"green","c"=>"blue","d"=>"yellow");
$a2=array("a"=>"purple","b"=>"orange");
print_r(array_splice($a1,0,2,$a2));
?>

Output result:

Array ( [a] => red [b] => green )

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