Try for yourself
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export function blockScopeLet(input) {
let outerValue = input;
if (typeof input !== 'undefined') {
let outerValue = 20;
}
return outerValue;
}
export function functionScopedVar(input) {
var outerValue = input;
if (typeof input !== 'undefined') {
var outerValue = 20;
}
return outerValue;
}
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