Re: Operator ||

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#51606

From: zpksoft
Date: Thu, 19 Nov 2015 13:27

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W dniu czwartek, 19 listopada 2015 10:55:22 UTC+1 użytkownik nk...@toya.net.pl napisał:
...> 
> a=0;
> //var a;                  // undefined
> b=100;
> 
> //alert(''+Boolean(a));
> alert('ok...'+(a||b));    // 100
> 
> Andrzej.

Ale gdy a!=0 to zwróci a. Bo odpowiednikiem wartości boolean==false są 0, null, undefined itp.

Paweł

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Subject: Re: Operator ||
From: zpksoft <zpksoft@op.pl>
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