function exists
function_exists('function_name'); //Will return true if function existsfunction exists
function_exists('function_name'); //Will return true if function existscheck if a function is callable php
<?php
function test1(){
}
var_dump( is_callable("test1") );
var_dump( is_callable("test2") );
?>
// Output -
// bool(true) bool(false)Copyright © 2021 Codeinu
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