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July 1, 2018 06:37
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#arduino 網址解碼
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| // 文字轉換 | |
| unsigned char hs2i(char c) | |
| { | |
| if ('0' <= c && c <= '9') { | |
| return ((unsigned char)c - '0'); | |
| } else if ('a' <= c && c <= 'f') { | |
| return ((unsigned char)c - 'a' + 10); | |
| } else if ('A' <= c && c <= 'F') { | |
| return ((unsigned char)c - 'A' + 10); | |
| } else { | |
| return 0; | |
| } | |
| } | |
| // 網址解碼 | |
| String decodeUri(String s) { | |
| String a = ""; | |
| char c; | |
| std::pair<char, char> h; | |
| for (int i = 0; i < s.length(); i++) { | |
| c = s.charAt(i); | |
| if (c == '+') { | |
| a += ' '; | |
| } else if (c == '%') { | |
| h.first = s.charAt(++i); | |
| h.second = s.charAt(++i); | |
| c = (hs2i(h.first) << 4) | hs2i(h.second); | |
| a += c; | |
| } else { | |
| a += c; | |
| } | |
| yield(); | |
| } | |
| return a; | |
| } |
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