Published
Edited
Aug 9, 2019
md`# Conditionally adding keys to JavaScript objects using spread operators and short-circuit evaluation`
// See https://medium.com/@mikeh91/conditionally-adding-keys-to-javascript-objects-using-spread-operators-and-short-circuit-evaluation-acf157488ede for more details
amplitude = 26
freq = "WEEKLY"
interval = 23
a =
({
...(amplitude && true) && { amplitude: amplitude }, //YEARLY, MONTHLY, WEEKLY, DAILY, HOURLY, MINUTELY, SECONDLY
...interval && { interval: interval }, //The interval between each freq iteration.
dfd: 3
})
b =
({
...(amplitude && true) && { amplitude: amplitude }, //YEARLY, MONTHLY, WEEKLY, DAILY, HOURLY, MINUTELY, SECONDLY
...interval && { interval: interval }, //The interval between each freq iteration.
dfd: 3,
...[0] && { name: [0] }, //The interval between each freq iteration.
})
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