ML UID & SID GRABBER JS

let cmmntElement = "";
let cmmntLen ="";
let users = "";
let userCount = "";

var injectDesign = '<div class="mlmolo" style="'+
'    padding: 10px;'+
'"><label style="'+
'    font-size: 9px;'+
'    margin: 0px;'+
'    color: #3B5998;'+
'    font-weight: 800;'+
'    margin: 5px;'+
'">MLMOLO SCRIPT</label><button onclick="start()" style="'+
'    width: 100%;'+
'    border: 0px;'+
'padding: 5%;'+
'border-radius: 10px;'+
'color: white;'+
'background: #3B5998;'+
'">Grab Comments </button></div>';


alert("Comment Grabber Injected!");

findElems();
function findElems(){
    cmmntElement=document.querySelectorAll("div[data-sigil='comment-body']");
    cmmntLen= cmmntElement.length;
    var div = document.createElement("div");
    div.innerHTML = injectDesign;
    document.querySelectorAll("div[data-sigil='mufi-inline']")[0].prepend(div);
}
function start(){
    for(let i=0;i<cmmntLen;i++){
        if(cmmntElement[i]!=null){
            let currentCmmnt = cmmntElement[i].innerText.replace("("," ").replace(")","");

            validateRedeemCode(currentCmmnt);
        }
    }
    userCount = users.split(/\r\n|\r|\n/).length;
    copyStringToClipboard(users);
    alert("Total Users Copied : "+userCount);
}
function validateRedeemCode(code){
    let comment = code;
    if(comment!=null){
        let validWord ="";
        let regex = /[0-9]{6,10} {0,3}(\()*[0-9]+/g;
        let isValid = comment.match(regex);
        if(isValid!=null){
            if(isValid.length>0){
                validWord= isValid[0];
                users=users+validWord+"\r\n";
            }
        }else { console.log("Current Comment not Found!"); }

    }
}
function copyStringToClipboard (string) {
    function handler (event){
        event.clipboardData.setData('text/plain', string);
        event.preventDefault();
        document.removeEventListener('copy', handler, true);
    }
    document.addEventListener('copy', handler, true);
    document.execCommand('copy');
}