Match Src in img tag

/src\s*=\s*"(.*?)"/g

This code can match all of src in text

In Javascript

var imgReg = /<img.*?(?:>|\/>)/gi;
//匹配src属性 
var srcReg = /src=[\'\"]?([^\'\"]*)[\'\"]?/i;
var arr = str.match(imgReg);