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337 BJavaScriptView Raw
1function findIndex(arr, predicate, fromIndex) {
2 if (fromIndex === void 0) { fromIndex = 0; }
3 for (var i = fromIndex; i < arr.length; i++) {
4 if (predicate(arr[i], i)) {
5 // 找到终止循环
6 return i;
7 }
8 }
9 return -1;
10}
11export default findIndex;
12//# sourceMappingURL=find-index.js.map
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