fix bugs

2025-12-12 17:29:38 +08:00
parent 7d9ac4c8ca
commit 7807f4b3e4
14 changed files with 2476 additions and 51 deletions
@@ -0,0 +1,40 @@
+/**
+ * Base64编码工具
+ */
+
+const base64EncodeChars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/'
+
+export function base64Encode(str) {
+  let out = ''
+  let i = 0
+  const len = str.length
+  let c1, c2, c3
+
+  while (i < len) {
+    c1 = str.charCodeAt(i++) & 0xff
+    if (i === len) {
+      out += base64EncodeChars.charAt(c1 >> 2)
+      out += base64EncodeChars.charAt((c1 & 0x3) << 4)
+      out += '=='
+      break
+    }
+    c2 = str.charCodeAt(i++)
+    if (i === len) {
+      out += base64EncodeChars.charAt(c1 >> 2)
+      out += base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xF0) >> 4))
+      out += base64EncodeChars.charAt((c2 & 0xF) << 2)
+      out += '='
+      break
+    }
+    c3 = str.charCodeAt(i++)
+    out += base64EncodeChars.charAt(c1 >> 2)
+    out += base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xF0) >> 4))
+    out += base64EncodeChars.charAt(((c2 & 0xF) << 2) | ((c3 & 0xC0) >> 6))
+    out += base64EncodeChars.charAt(c3 & 0x3F)
+  }
+  return out
+}
+
+export default {
+  base64Encode
+}