|
function firstNotUndefined() {
|
|
let arr = arguments.length > 0 && arguments[0] !== undefined ? arguments[0] : [];
|
|
for (let i = 0, len = arr.length; i < len; i++) {
|
|
if (arr[i] !== undefined) {
|
|
return arr[i];
|
|
}
|
|
}
|
|
return undefined;
|
|
}
|
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export default firstNotUndefined; |