php通过preg_match_all()函数查找图片的各个元素
function extract_img($tag) {
preg_match_all('/(id|alt|title|src|data-lazyload)=("[^"]*")/i', $tag, $matches);
$ret = array();
foreach($matches[1] as $i => $v) {
$ret[$v] = $matches[2][$i];
}
return $ret;
}
$img_tag = '
';
$atts = extract_img($img_tag);
print_r($atts);
';
$atts = extract_img($img_tag);
print_r($atts);
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