JavaScript. Почему 3 + true = 4? И другие хитрые уравнения

Stas Bagretsov
Apr 25, 2018 · 3 min read

Как лучше читать эту статью

3 + true == 4

True + False

4’ + 8

true + ‘4’

1 + 1 + ‘1’

1 + 1 + '1'
2 + '1'
'21'

1’ + 1 + 1

'1' + 1 + 1
'11' + 1
'111'

-‘69’ + 69

-‘giddyup’ + 409

Stas Bagretsov

Written by

Надеюсь верую вовеки не придет ко мне позорное благоразумие. webdev/sports/books

Welcome to a place where words matter. On Medium, smart voices and original ideas take center stage - with no ads in sight. Watch
Follow all the topics you care about, and we’ll deliver the best stories for you to your homepage and inbox. Explore
Get unlimited access to the best stories on Medium — and support writers while you’re at it. Just $5/month. Upgrade