Is there a way to implement or apply nullish-coalescing for undeclared variables?
let a;
a ?? 'Text' // Returns 'text'
//Expected
b ?? 'Text' //Should Return 'text'
Is there a way to implement or apply nullish-coalescing for undeclared variables?
let a;
a ?? 'Text' // Returns 'text'
//Expected
b ?? 'Text' //Should Return 'text'
The way you can check variables that are not defined is by checking that they have an undefined typeof:
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