# SimpleXMLElement::valid

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SimpleXMLElement::valid — Check whether the current element is valid

### Descripción

public SimpleXMLElement::valid(): bool
Advertencia

Prior to PHP 8.0, SimpleXMLElement::valid() was only declared on the subclass SimpleXMLIterator.

This method checks if the current element is valid after calls to SimpleXMLElement::rewind() or SimpleXMLElement::next().

### Parámetros

Esta función no tiene parámetros.

### Valores devueltos

Returns `true` if the current element is valid, otherwise `false`

### Ejemplos

Ejemplo #1 Check whether the current element is valid

`<?php
$xmlElement = new SimpleXMLElement('<books><book>SQL Basics</book></books>');
$xmlElement->rewind(); // rewind to the first element
echo var_dump($xmlElement->valid()); // bool(true)
$xmlElement->next(); // advance to the next element
echo var_dump($xmlElement->valid()); // bool(false) because there is only one element
?>`