<?php function test( $input) { $doc = new DOMDocument; $doc->loadHTML( $input); $p = $doc->getElementsByTagName('p')->item(0); $children = $p->childNodes; $img_found = false; $error = false; foreach( $children as $child) { if( $child->nodeType == XML_TEXT_NODE && !$img_found) { // Text before the image, OK, continue on continue; } if( $child->nodeType == XML_ELEMENT_NODE) { if( !($child->tagName == 'img')) { // echo "Invalid HTML element found"; $error = true; } else { $img_found = true; } } else { // echo "Invalid node type!"; $error = true; } } if( $img_found && !$error) { echo 'ok' . "\n"; } else { echo 'NOT ok' . "\n"; } } $input = '<p><img src="#" /></p>'; // ok test( $input); $input = '<p><img src="#" /><img src="#" /></p>'; // ok test( $input); $input = '<p>xxx<img src="#" /></p>'; // ok test( $input); $input = '<p><img src="#" />xxx</p>'; // NOT ok test( $input);
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Value for `_results` contains invalid data `array`