`
PHP正则提取或更改图片img标记中的任意属性'; //1、取整个图片代码 preg_match('/]*?src\s*=\s*(\'|\")(.*?)\\1[^>]*?\/?\s*>/i',$str,$match); echo $match[0]; //2、取width preg_match('//i',$str,$match); echo $match[1]; //3、取height preg_match('/ /i',$str,$match); echo $match[1]; //4、取src preg_match('/ /i',$str,$match); echo $match[1]; (PS:T不错的php Q扣峮:276167802,验证:csl) /*PHP正则替换图片img标记中的任意属性*/ //1、将src="//m.sbmmt.com/m/uploads/images/20100516000.jpg"替换为src="/uploads/uc/images/20100516000.jpg") print preg_replace('/( )/i',"\${1}uc/images/\${3}",$str); echo "
"; //2、将src="//m.sbmmt.com/m/uploads/images/20100516000.jpg"替换为src="/uploads/uc/images/20100516000.jpg",并省去宽和高 print preg_replace('/(/i',"\${1} \${2}uc/images/\${3}>",$str); ?> `
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