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smiko
javascript
basic
051null_comparison.js
051null_comparison.js
/** * comparison of null and empty string */ console.log(Boolean('' == null)); //false console.log(Boolean('' === null)); //false console.log(Boolean(0 === null)); //false console.log(Boolean({} === null)); //false console.log(Boolean({} == null)); //false console.log('--------------'); var x = null; if (!x) { console.log('x is null'); } else { console.log('x is not null'); }
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