✔||🤢 Commit or Vomit | + cast

Photo by Mika Baumeister on Unsplash

Another ✔||🤢, casting to number with +;

Actually found this one in the angular documentation at some point.

// example: numberInputField.value = "3"
const startValue: number = +numberInputField.value;

casting to number with + ✔||🤢

❤: Commit (something I could commit)
🏷: Vomit (I'd never commit this)
🦄: I like your post please continue this series!

Let's vote! 😊

Comments

[Amelia Vieira Rosado]

Oh boy, I'm not familiar with this one but I can say with great certainty that:

[Amelia Vieira Rosado]

one more gif...

[Jasper de Jager]

...

🤣🤣

[Jasper de Jager]

I'll start myself. Came across something like this in the Angular docs, didn't like it because it is too easy mis, so Vomit. 🤢

[angelo.miranda]

it is a yuck for me, perhaps something more readable

Number('1')
parseInt('1', 10)

[Syed Faraaz Ahmad]

same

[Jack]

Yuck. This is something I would've done everywhere as a junior dev having just found about it 🤦 Not at all obvious and more likely someone would see this and assume it was a mistake and remove it

[John Kazer]

Make it explicit and also tell us what to do if the type doesn't match

[Jan Küster]

ALWAYS use Number.parseInt and add the radix or you may end up in an undetermined state. developer.mozilla.org/en-US/docs/W...

[Nefomemes]

It's unorthodox, but it's a much better way to convert something into a number.