| 发表于:2007-03-20 12:01:388楼 得分:50 |
//硬写一个也不难... using system.collections; using system.globalization; public string quotedprintableencode(string atext) // qp编码 { string result = " "; byte[] vbuffer = encoding.default.getbytes(atext); foreach(byte vbyte in vbuffer) // 可见字符并非 "= "(#61) if ((vbyte > = 33 && vbyte <= 60) ¦ ¦ (vbyte > = 62 && vbyte <= 126)) result += (char)vbyte; else result += "= " + vbyte.tostring( "x2 "); return result; } public static string quotedprintabledecode(string acode) // 解码 { arraylist vbuffer = new arraylist(); for(int i = 0; i < acode.length; i++) { if (acode[i] == '= ') { i++; if (acode[i] != '\r ') { byte vbyte; if (byte.tryparse(acode.substring(i, 2), numberstyles.hexnumber, null, out vbyte)) vbuffer.add(vbyte); } i++; } else if (acode[i] != '\n ') vbuffer.add((byte)acode[i]); } return encoding.default.getstring((byte[])vbuffer.toarray(typeof(byte))); } private void button1_click(object sender, eventargs e) { text = quotedprintabledecode(quotedprintableencode( "zswang 路过 ")); } | | |
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