Definition
The array_search() function search an array for a value and returns the key.
Syntax
array_search(value, array, strict)
Parameters
| Parameter | Description |
|---|---|
value |
Required. Specifies the value to search for. |
array |
Required. Specifies the array to search in. |
strict |
Optional. If this parameter is set to true, then this function will search for identical elements in the array. Possible values: true; false - Default |
Example
<?php
// Example 1
$ages = array("Mark" => 22, "Jeff" => 32, "Mike" => 28);
echo array_search(28, $ages);
echo "<br>";
// Example 2
$ages2 = array("Mark" => 22, "Jeff" => "22", "Mike" => 28);
echo array_search("22", $ages2);
echo "<br>";