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PHP Manual :: RecursiveCallbackFilterIterator::hasChildren



RecursiveCallbackFilterIterator::getChildren || RecursiveDirectoryIterator || RecursiveCallbackFilterIterator || PHP Manual

(PHP 5 >= 5.4.0, PHP 7)

RecursiveCallbackFilterIterator::hasChildrenCheck whether the inner iterator's current element has children

Description

public bool RecursiveCallbackFilterIterator::hasChildren ( void )

Returns TRUE if the current element has children, FALSE otherwise.

Parameters

This function has no parameters.

Return Values

Returns TRUE if the current element has children, FALSE otherwise.

Examples

Example #1 RecursiveCallbackFilterIterator::hasChildren() basic usage

<?php

$dir 
= new RecursiveDirectoryIterator(__DIR__);

// Recursively iterate over XML files
$files = new RecursiveCallbackFilterIterator($dir, function ($current$key$iterator) {
    
// Allow recursion into directories
    
if ($iterator->hasChildren()) {
        return 
TRUE;
    }
    
// Check for XML file
    
if (!strcasecmp($current->getExtension(), 'xml')) {
        return 
TRUE;
    }
    return 
FALSE;
});

?>

See Also



RecursiveCallbackFilterIterator::getChildren || RecursiveDirectoryIterator || RecursiveCallbackFilterIterator || PHP Manual
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