mhpreiman
11/30/2017 - 5:38 AM

selecting elements

jquery vs pure javascript

js vs jq selections.md
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$('#contents')                          //return a jQuery Object
$('#contents')[0]                       //return a HTML DOM Object
document.getElementById('contents')     //return a HTML DOM Object

$("#"+field)[0]
document.getElementById(field)

$('input[type="email"]')  
document.querySelector('input[type="email"]')