JavaScript's || breaks on zero (use ?? instead) ⚡
0:39
YouTubecodingshorter
JavaScript's || breaks on zero (use ?? instead) ⚡
If you write JavaScript daily, you've shipped bugs using || for defaults when the value is 0. Here's the fix — nullish coalescing (??) only falls back on null/undefined, not falsy values. This affects every JS dev using || for default values with numbers, especially config objects or function params that allow 0 as valid input. Why this ...
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