src/SimpleDOM.php
static public function sort(array &$nodes)
    {
        $args = func_get_args();
        unset($args[0]);

        $sort = array();
        $tmp = array();

        foreach ($args as $k => $arg) {
            if (is_string($arg)) {
                $tmp[$k] = array();

                if (preg_match('#^@?[a-z_0-9]+$#Di', $arg)) {
                    if ($arg[0] === '@') {
                        $name = substr($arg, 1);
                        foreach ($nodes as $node) {
                            $tmp[$k][] = (string)$node[$name];
                        }
                    } else {
                        foreach ($nodes as $node) {
                            $tmp[$k][] = (string)$node->$arg;
                        }
                    }
                } elseif (preg_match('#^current\\(\\)|text\\(\\)|\\.$#i', $arg)) {
                    /**
                     * If the XPath is current() or text() or . we use this node's textContent
                     */
                    foreach ($nodes as $node) {
                        $tmp[$k][] = dom_import_simplexml($node)->textContent;
                    }
                } else {
                    foreach ($nodes as $node) {
                        $_nodes = $node->xpath($arg);
                        $tmp[$k][] = (empty($_nodes)) ? '' : (string)$_nodes[0];
                    }
                }
            } else {
                $tmp[$k] = $arg;
            }

            /**
             * array_multisort() wants everything to be passed as reference so we have to cheat
             */
            $sort[] =& $tmp[$k];
        }

        $sort[] =& $nodes;

        call_user_func_array('array_multisort', $sort);
    }
static public function sort(array &$nodes)
    {
        $args = func_get_args();
        unset($args[0]);

        $sort = array();
        $tmp = array();

        foreach ($args as $k => $arg) {
            if (is_string($arg)) {
                $tmp[$k] = array();

                if (preg_match('#^@?[a-z_0-9]+$#Di', $arg)) {
                    if ($arg[0] === '@') {
                        $name = substr($arg, 1);
                        foreach ($nodes as $node) {
                            $tmp[$k][] = (string)$node[$name];
                        }
                    } else {
                        foreach ($nodes as $node) {
                            $tmp[$k][] = (string)$node->$arg;
                        }
                    }
                } elseif (preg_match('#^current\\(\\)|text\\(\\)|\\.$#i', $arg)) {
                    /**
                     * If the XPath is current() or text() or . we use this node's textContent
                     */
                    foreach ($nodes as $node) {
                        $tmp[$k][] = dom_import_simplexml($node)->textContent;
                    }
                } else {
                    foreach ($nodes as $node) {
                        $_nodes = $node->xpath($arg);
                        $tmp[$k][] = (empty($_nodes)) ? '' : (string)$_nodes[0];
                    }
                }
            } else {
                $tmp[$k] = $arg;
            }

            /**
             * array_multisort() wants everything to be passed as reference so we have to cheat
             */
            $sort[] =& $tmp[$k];
        }

        $sort[] =& $nodes;

        call_user_func_array('array_multisort', $sort);
    }
static public function sort ( array & $ nodes ) { $ args = func_get_args ( ) ; unset ( $ args [ 0 ] ) ; $ sort = array ( ) ; $ tmp = array ( ) ; foreach ( $ args as $ k => $ arg ) { if ( is_string ( $ arg ) ) { $ tmp [ $ k ] = array ( ) ; if ( preg_match ( '#^@?[a-z_0-9]+$#Di' , $ arg ) ) { if ( $ arg [ 0 ] === '@' ) { $ name = substr ( $ arg , 1 ) ; foreach ( $ nodes as $ node ) { $ tmp [ $ k ] [ ] = ( string ) $ node [ $ name ] ; } } else { foreach ( $ nodes as $ node ) { $ tmp [ $ k ] [ ] = ( string ) $ node -> $ arg ; } } } elseif ( preg_match ( '#^current\\(\\)|text\\(\\)|\\.$#i' , $ arg ) ) { /**
                     * If the XPath is current() or text() or . we use this node's textContent
                     */ foreach ( $ nodes as $ node ) { $ tmp [ $ k ] [ ] = dom_import_simplexml ( $ node ) -> textContent ; } } else { foreach ( $ nodes as $ node ) { $ _nodes = $ node -> xpath ( $ arg ) ; $ tmp [ $ k ] [ ] = ( empty ( $ _nodes ) ) ? '' : ( string ) $ _nodes [ 0 ] ; } } } else { $ tmp [ $ k ] = $ arg ; } /**
             * array_multisort() wants everything to be passed as reference so we have to cheat
             */ $ sort [ ] = & $ tmp [ $ k ] ; } $ sort [ ] = & $ nodes ; call_user_func_array ( 'array_multisort' , $ sort ) ; }
Sort an array of nodes

Note that nodes are sorted in place, nothing is returned

@see sortedXPath

@param    array &$nodes Array of SimpleXMLElement
@return    void
Sort an array of nodes