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andirady/alias.js

Last active April 7, 2018 07:22
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Aliases for JS methods
Raw
alias.js
function $(a,b) {
if (b === undefined)
return document.querySelector(a);
return a.querySelector(b);
}
function $$(a,b) {
if (b === undefined)
return document.querySelectorAll(a);
return a.querySelectorAll(b);
}
@andirady
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andirady commented Apr 7, 2018

Aliases for querySelector and querySelectorAll. Example usage:

$$($('#links'), 'a').forEach(a => a.addEventListener('click', e => alert("Hello")))
// equivalent to
document.querySelector('#links').querySelectorAll('a').forEach(a => a.addEventListener('click', e => alert("Hello")))

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