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PHP

Checks if iterateable


ReflectionClass::isIterateable

(PHP 5)

ReflectionClass::isIterateableChecks if iterateable

Description

public bool ReflectionClass::isIterateable ( void )

Checks whether the class is iterateable.

Parameters

This function has no parameters.

Return Values

Returns TRUE on success or FALSE on failure.

Examples

Example #1 ReflectionClass::isIterateable() example

<?php

class IteratorClass implements Iterator {
    public function 
__construct() { }
    public function 
key() { }
    public function 
current() { }
    function 
next() { }
    function 
valid() { }
    function 
rewind() { }
}
class 
DerivedClass extends IteratorClass { }
class 
NonIterator { }

function 
dump_iterateable($class) {
    
$reflection = new ReflectionClass($class);
    
var_dump($reflection->isIterateable());
}

$classes = array("ArrayObject""IteratorClass""DerivedClass""NonIterator");

foreach (
$classes as $class) {
    echo 
"Is $class iterateable? ";
    
dump_iterateable($class);
}
?>

The above example will output:

 Is ArrayObject iterateable? bool(true) Is IteratorClass iterateable? bool(true) Is DerivedClass iterateable? bool(true) Is NonIterator iterateable? bool(false) 

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