¿Se pueden usar con matrices de más de una dimensión?
get_resources
(PHP 7)
get_resources — Returns active resources
Descrierea
get_resources
( string
$type = ?
) : arrayReturns an array of all currently active resources, optionally filtered by resource type.
Parametri
-
type -
If defined, this will cause get_resources() to only return resources of the given type. A list of resource types is available.
If the string
Unknownis provided as the type, then only resources that are of an unknown type will be returned.If omitted, all resources will be returned.
Valorile întoarse
Returns an array of currently active resources, indexed by resource number.
Exemple
Example #1 Unfiltered get_resources()
<?php
$fp = tmpfile();
var_dump(get_resources());
?>
Exemplul de mai sus va afișa ceva similar cu:
array(1) {
[1]=>
resource(1) of type (stream)
}
Example #2 Filtered get_resources()
<?php
$fp = tmpfile();
var_dump(get_resources('stream'));
var_dump(get_resources('curl'));
?>
Exemplul de mai sus va afișa ceva similar cu:
array(1) {
[1]=>
resource(1) of type (stream)
}
array(0) {
}
A se vedea și
- get_loaded_extensions() - Returns an array with the names of all modules compiled and loaded
- get_defined_constants() - Returns an associative array with the names of all the constants and their values
- get_defined_functions() - Returns an array of all defined functions
- get_defined_vars() - Întoarce un msiv cu toate variabilele definite
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