query selector jquery code example
Example 1: jquery from object to queryselector
$( "#foo" )[ 0 ]; // Equivalent to document.getElementById( "foo" ) or document.querySelector('#foo')
$( "#foo" ).get( 0 ); // Identical to above, only slower.
Example 2: queryselector for jquery
var x = $(".yourclass")[0];
console.log('jq' + x);
var y = document.querySelector(".yourclass");
console.log('js' + y);
Example 3: query selector js
element = document.querySelector(sélecteurs);