showing results for - "double logical not javascript"
07 Jan 2017
1n1 = !!true                   // !!truthy returns true
2n2 = !!{}                     // !!truthy returns true: any object is truthy...
3n3 = !!(new Boolean(false))   // ...even Boolean objects with a false .valueOf()!
4n4 = !!false                  // !!falsy returns false
5n5 = !!""                     // !!falsy returns false
6n6 = !!Boolean(false)         // !!falsy returns false
19 Jan 2019
1condition && ifTrue
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