Answers for "get id value"

jquery get id value

var myId = $(this).attr('id');
alert( myId );

js get id value

var element = document.getElementById("YourElementId");
var value_element = document.getElementById("YourElementId").value;

get id javascript

async function test (){
  document.body.innerHTML = await "<foo id='successGetID'>Hello Wolrd</foo>";
	var init = await document.getElementsByTagName("foo")[0].id;
	alert( init );
}
test();