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falsy values javascript

false		//The keyword false.
0			//The Number zero (so, also 0.0, etc., and 0x0).
-0			//The Number negative zero (so, also -0.0, etc., and -0x0).
0n, -0n		//The BigInt zero and negative zero (so, also 0x0n/-0x0n).
"", '', ``	//Empty string value.
null		//the absence of any value.
undefined	//the primitive value.
NaN			//not a number.

document.all	
//Objects are falsy if and only if they have the [[IsHTMLDDA]] internal slot.
//That slot only exists in document.all and cannot be set using JavaScript.
Source by developer.mozilla.org #
 
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Tagged: #falsy #values #javascript
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