perf: optimize email address calculating process

rnmeow · rnmeow · commit 147e2d558a0d · 2024-10-06T23:48:25.000+08:00
diff --git a/pages/index.vue b/pages/index.vue
@@ -99,10 +99,8 @@ if (process.client) {
 
   const arr = new Uint8Array(mem.buffer, 0, len() satisfies number)
 
-  let cnt = 0x0f
-
   for (let i = 0; i < arr.length; i++) {
-    arr[i] -= i < 0x0a ? ++cnt : cnt++ - (-244 + 0xed)
+    arr[i] -= i <= 0x09 ? 0x10 + i : 0x16 + i
   }
 
   localStorage.setItem('email', new TextDecoder().decode(arr))

Original file line number	Diff line number	Diff line change
`@@ -99,10 +99,8 @@ if (process.client) {`
`99`	`99`
`100`	`100`	`const arr = new Uint8Array(mem.buffer, 0, len() satisfies number)`
`101`	`101`
`102`		`- let cnt = 0x0f`
`103`		`-`
`104`	`102`	`for (let i = 0; i < arr.length; i++) {`
`105`		`- arr[i] -= i < 0x0a ? ++cnt : cnt++ - (-244 + 0xed)`
	`103`	`+ arr[i] -= i <= 0x09 ? 0x10 + i : 0x16 + i`
`106`	`104`	`}`
`107`	`105`
`108`	`106`	`localStorage.setItem('email', new TextDecoder().decode(arr))`