PHP - Function in_array()


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Syntax

in_array ( $value,  $array [,$strict ] );

Definition and Usage

The in_array() function searches an array for a specific value. If the third parameter strict is set to TRUE then the in_array() function will also check the types of the $value.

Parameters

Sr.No Parameter & Description
1

value(Required)

The value to be search in array.

2

array(Required)

It specifies an array

3

strict(Optional)

If this parameter is set, the in_array() function searches for the search-string and specific type in the array.

Return Value

This function returns TRUE if the value is found in the array, or FALSE otherwise.

Example

Try out following example −

Live Demo
<?php
   $mobile_os = array("Mac", "android", "java", "Linux");
   
   if (in_array("java", $mobile_os)) {
      echo "Got java";
   }
   
   if (in_array("mac", $mobile_os)) {
      echo "Got mac";
   }
?> 

This will produce the following result −

Got java

php_function_reference.htm

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