Package Exports
- @extra-array/scan-until
Readme
Scans from left, until a test passes. 🏃 📼 📦 🌔 📒
Alternatives: scanWhile, scanWhileRight, scanUntil, scanUntilRight.
Similar: search, scan, find.
This is part of package extra-array.
array.scanUntil(x, ft);
// x: an array
// ft: test function (v, i, x)
// --> index where test passesconst iterable = require('extra-iterable');
var x = [1, 1, 2, 2, 3, 3, 4, 4];
iterable.scanUntil(x, v => v % 2 === 0);
// 2 ^
iterable.scanUntil(x, v => v % 3 === 0);
// 4 ^
iterable.scanUntil(x, v => v % 6 === 0);
// 8 ^