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   Ryan Castellucci (they/them) :nonbinary_flag: (ryanc@infosec.exchange)'s status on Monday, 21-Oct-2024 03:36:54 JST Ryan Castellucci (they/them) :nonbinary_flag:

   I'm somewhat annoyed that JavaScript thinks 0 === -0 is true.

   • Embed this notice
     Ryan Castellucci (they/them) :nonbinary_flag: (ryanc@infosec.exchange)'s status on Monday, 21-Oct-2024 15:50:23 JST Ryan Castellucci (they/them) :nonbinary_flag:

     in reply to

     • samir, lost and found
     • John Ripley

     @jripley @samir

     isItTho = (a, b) => {
     const t = new Float64Array([a, b]);
     for (let i = 0; i < 8; ++i) {
     if (t[i] != t[i+8]) return false;
     }
     return true;
     }
     

     also handles comparing NaNs which may or may not be the same.

   • Embed this notice
     John Ripley (jripley@mastodon.social)'s status on Monday, 21-Oct-2024 15:50:24 JST John Ripley

     in reply to

     • samir, lost and found

     @samir @ryanc
     return 0 is it tho -0;

   • Embed this notice
     samir, lost and found (samir@mastodon.functional.computer)'s status on Monday, 21-Oct-2024 15:50:25 JST samir, lost and found

     in reply to

     @ryanc I guess we need a `====` operator.