status.js

function checkStatus() {
  $.post("status.php", { phone_number : $("#phone_number").val() }, 
    function(data) { updateStatus(data.status); }, "json");
}
 
function updateStatus(current) {
  if (current === "unverified") {
    $("#status").append(".");
    setTimeout(checkStatus, 3000);
  }
  else {
    success(); 
  }
}
 
function success() {
  $("#status").text("Verified!");
}

I have failed to set up a verification code usint twilio ..I need your help

I have failed to set up a verification code usint twilio ..I need your help