getAddressList_QQ.js

var ids    = document.querySelectorAll(".member_id");
var names  = document.querySelectorAll(".member_name");
var output = "", length = ids.length;

for(var i=0; i<length; i++){
    output += ids[i].innerHTML.slice(1,-1) + ":" + names[i].innerHTML + "\n";
}

console.log(output);