GithubFollow/Surge_by_SukkaW
1
0
Fork 0
mirror of https://github.com/SukkaW/Surge.git synced 2025-12-12 09:10:35 +08:00
Code Issues Actions 2 Packages Projects Releases Wiki Activity

Perf: improve fastStringArrayJoin by 40%

Browse Source
This commit is contained in:
SukkaW 2024-10-12 12:49:15 +08:00
parent ae218f3356
commit a36d61e73c
1 changed files with 9 additions and 5 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
Build/lib/misc.ts
View File

@ -6,11 +6,15 @@ import { OUTPUT_CLASH_DIR, OUTPUT_SINGBOX_DIR, OUTPUT_SURGE_DIR } from '../const
export const isTruthy = <T>(i: T | 0 | '' | false | null | undefined): i is T => !!i;
export function fastStringArrayJoin(arr: string[], sep: string) {
let result = '';
for (let i = 0, len = arr.length; i < len; i++) {
if (i !== 0) {
result += sep;
}
const len = arr.length;
if (len === 0) {
return '';
}
let result = arr[0];
for (let i = 1; i < len; i++) {
result += sep;
result += arr[i];
}
return result;