Use join instead of reduce

This commit is contained in:
Aya Morisawa 2018-12-24 17:02:03 +09:00
parent e46009f8be
commit 755212b0f3

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@ -1,5 +1,5 @@
export function concat(xs: string[]): string { export function concat(xs: string[]): string {
return xs.reduce((a, b) => a + b, ''); return xs.join('');
} }
export function capitalize(s: string): string { export function capitalize(s: string): string {