Difference between revisions of "Javascript Tips"
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(Created page with "Category:Javascript Category:Tips == Shorten the console.log == <pre> const log = console.log.bind(document) log("some message") </pre> == Use isNum to verify a nu...") |
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Latest revision as of 09:57, 25 November 2021
Contents
Shorten the console.log
const log = console.log.bind(document)
log("some message")
Use isNum to verify a number
function isNum(n) {return !isNaN(parseFloat(n)) && isFinite(n);}
Use isNull
const isNull = value => value === null || value === undefined;
Remove duplicates from an array
const delDuplicates = array => [...new Set(array)]
