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Add erase function (#2641)

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Aya Morisawa
2018-09-07 00:02:55 +09:00
committed by syuilo
parent 3cace734c7
commit 00d79487cd
11 changed files with 31 additions and 19 deletions
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4
src/prelude/array.ts
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@@ -13,3 +13,7 @@ export function concat<T>(xss: T[][]): T[] {
export function intersperse<T>(sep: T, xs: T[]): T[] {
return concat(xs.map(x => [sep, x])).slice(1);
}
export function erase<T>(x: T, xs: T[]): T[] {
return xs.filter(y => x !== y);
}