It seems like these two statements produce the same output.
console.log(myId)
console.log(document.getElementById('myId'))<div id="myId">Hello World!</div>Q: Is it safe to use myId instead of document.getElementById('myId')
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Phillip Senn
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1Related https://stackoverflow.com/questions/3434278/do-dom-tree-elements-with-ids-become-global-variables – baao Sep 13 '17 at 15:22
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You can't use a dash in the html field name if you do this. – Phillip Senn Sep 15 '17 at 17:15