is_resource

    (PHP 4, PHP 5, PHP 7, PHP 8)

    is_resource — Finds whether a variable is a resource

    Description

    function is_resource(mixed $value): bool

    Finds whether the given variable is a resource.

    Parameters

    value

    The variable being evaluated.

    Return Values

    Returns true if value is a resource, false otherwise.

    Examples

    Example #1 is_resource() example

    <?php

$handle =