blowfish/node_modules/d3-array/src/leastIndex.js
2023-01-29 22:30:24 +00:00

19 lines
467 B
JavaScript

import ascending from "./ascending.js";
import minIndex from "./minIndex.js";
export default function leastIndex(values, compare = ascending) {
if (compare.length === 1) return minIndex(values, compare);
let minValue;
let min = -1;
let index = -1;
for (const value of values) {
++index;
if (min < 0
? compare(value, value) === 0
: compare(value, minValue) < 0) {
minValue = value;
min = index;
}
}
return min;
}