@extra-map/scan-while.min NPM | npm.io

2.2.15 • Published 4 years ago

Install

Weekly downloads

42

License

MIT

Repository

Last release

4 years ago

Finds key of first entry not passing a test. :package: :smiley_cat: :running: :vhs: :moon: :scroll: :newspaper: :blue_book:

Alternatives: scanWhile, scanUntil.
This is part of package extra-map.

This is browserified, minified version of @extra-map/scan-while. It is exported as global variable map_scanWhile. CDN: unpkg, jsDelivr.

map.scanWhile(x, ft);
// x:  a map
// ft: test function (v, k, x)

const map = require("extra-map");

var x = new Map([["a", 1], ["b", 2], ["c", 3], ["d", 2]]);
map.scanWhile(x, v => v % 2 !== 0);
// "b"                       ^

map.scanWhile(x, v => v % 8 !== 0);
// undefined

References

extra scan while scanWhile

@infinitebrahmanuniverse/nolb-_extra-m @zalastax/nolb-_extra-m

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