@extra-iterable/scan-while.min v2.5.22
Scans from left, while a test passes. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:
Alternatives: scanWhile, scanWhileRight, scanUntil, scanUntilRight. Similar: search, scan, find.
This is part of package extra-iterable.
This is browserified, minified version of @extra-iterable/scan-while. It is exported as global variable iterable_scanWhile. CDN: unpkg, jsDelivr.
iterable.scanWhile(x, ft);
// x: an iterable
// ft: test function (v, i, x)
// → index where test fails
const iterable = require("extra-iterable");
var x = [1, 1, 2, 2, 3, 3, 4, 4];
iterable.scanWhile(x, v => v % 2 !== 0);
// 2 ^
iterable.scanWhile(x, v => v % 3 !== 0);
// 4 ^
iterable.scanWhile(x, v => v % 6 !== 0);
// 8 ^
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