Answers for "check if array in conditional chaining javascript"

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check if array in conditional chaining javascript

const x = thisIsPossiblyAnArray?.[0];
if (x) {
 console.log("the value of index 0 is", x);
} else {
 console.log("x is undefined as thisIsPossiblyAnArray is either not an Array or is an Array with no item at index 0")
}

Posted by: Guest on June-11-2021

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