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(PHP 4 >= 4.0.2, PHP 5)

get_resource_type --  Returns the resource type

Description

string get_resource_type ( resource handle )

This function gets the type of the given resource.

Parameters

handle

The evaluated resource handle.

Return Values

If the given handle is a resource, this function will return a string representing its type. If the type is not identified by this function, the return value will be the string Unknown .

This function will return FALSE and generate an error if handle is not a resource .

Examples

Example 1. get_resource_type() example

<?php
// prints: mysql link
$c = mysql_connect();
echo get_resource_type($c) . "\n";

// prints: file
$fp = fopen("foo", "w");
echo get_resource_type($fp) . "\n";

// prints: domxml document
$doc = new_xmldoc("1.0");
echo get_resource_type($doc->doc) . "\n";
?>