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# PHP Function in_array()

## 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.

## Paramters

Parameter | Description
--- | ---
value | Required. Value to be search in array.
array | Required. Specifies an array
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:

    <?php
    $os = array("Mac", "NT", "Irix", "Linux");
    if (in_array("Irix", $os)) {
        echo "Got Irix";
    }
    if (in_array("mac", $os)) {
        echo "Got mac";
    }
    ?>

This will produce following result:

    Got Irix

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