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indexOf
Subhajit Sahu edited this page Feb 3, 2021
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14 revisions
Finds first index of a value. 🏃 📼 📦 🌔 📒
Alternatives: indexOf, lastIndexOf.
Similar: search, indexOf, hasValue, includes.
iterable.indexOf(x, v, [i]);
// x: an iterable
// v: search value
// i: start index (0)
const iterable = require("extra-iterable");
var x = [1, 2, 3, 2, 5];
iterable.indexOf(x, 2);
// 1 ^
var x = [1, 2, 3, 2, 5];
iterable.indexOf(x, 2, 2);
// 3 ^