dump_google-plus-community-members.js

/*
1. open member list and scroll to end of end.
2. exec this snippet in js console.
*/

var anc = document.getElementsByClassName("dUF9n");
var result = [];
for (var i=0;i<anc.length;i++){
  result.push(anc[i].getAttribute("href"));
}
console.log(JSON.stringify(result));