get_resource_type
(PHP 4 >= 4.0.2, PHP 5, PHP 7, PHP 8)
get_resource_type — Returns the resource type
Description
get_resource_type(resource
$resource): stringThis function gets the type of the given resource.
Parameters
-
resource -
The evaluated resource handle.
Return Values
If the given resource 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 null and generate an error if
resource is not a resource.
Examples
Example #1 get_resource_type() example
<?php
$fp = fopen("foo", "w");
echo get_resource_type($fp) . "\n";
// As of PHP 8.0.0, the following does not work anymore. The curl_init function returns a CurlHandle object now.
$c = curl_init();
echo get_resource_type($c) . "\n";
?>
Output of the above example in PHP 7:
stream curl
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