Created
September 29, 2010 14:54
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var sys = require("sys"); | |
var assert = require('assert'); | |
var text = "üßüsd asff asgä äösa sagd asdg dgad sdga sßßü üasg dags öddf fgge wäßüß„«"; | |
function validMessage(msg) { | |
var i; | |
var validMsg = ""; | |
for(i=0;i<msg.length;i++){ | |
switch(msg.charCodeAt(i)) { | |
case 0x0040 : | |
case 0x00A3 : | |
case 0x0024 : | |
case 0x00A5 : | |
case 0x00E8 : | |
case 0x00E9 : | |
case 0x00F9 : | |
case 0x00EC : | |
case 0x00F2 : | |
case 0x00E7 : | |
case 0x000A : | |
case 0x00D8 : | |
case 0x00F8 : | |
case 0x000D : | |
case 0x00C5 : | |
case 0x00E5 : | |
case 0x0394 : | |
case 0x005F : | |
case 0x03A6 : | |
case 0x0393 : | |
case 0x039B : | |
case 0x03A9 : | |
case 0x03A0 : | |
case 0x03A8 : | |
case 0x03A3 : | |
case 0x0398 : | |
case 0x039E : | |
case 0x00A0 : | |
case 0x000C : | |
case 0x005E : | |
case 0x007B : | |
case 0x007D : | |
case 0x005C : | |
case 0x005B : | |
case 0x007E : | |
case 0x005D : | |
case 0x007C : | |
case 0x20AC : | |
case 0x00C6 : | |
case 0x00E6 : | |
case 0x00DF : | |
case 0x00C9 : | |
case 0x0020 : | |
case 0x0021 : | |
case 0x0022 : | |
case 0x0023 : | |
case 0x00A4 : | |
case 0x0025 : | |
case 0x0026 : | |
case 0x0027 : | |
case 0x0028 : | |
case 0x0029 : | |
case 0x002A : | |
case 0x002B : | |
case 0x002C : | |
case 0x002D : | |
case 0x002E : | |
case 0x002F : | |
case 0x0030 : | |
case 0x0031 : | |
case 0x0032 : | |
case 0x0033 : | |
case 0x0034 : | |
case 0x0035 : | |
case 0x0036 : | |
case 0x0037 : | |
case 0x0038 : | |
case 0x0039 : | |
case 0x003A : | |
case 0x003B : | |
case 0x003C : | |
case 0x003D : | |
case 0x003E : | |
case 0x003F : | |
case 0x00A1 : | |
case 0x0041 : | |
case 0x0042 : | |
case 0x0043 : | |
case 0x0044 : | |
case 0x0045 : | |
case 0x0046 : | |
case 0x0047 : | |
case 0x0048 : | |
case 0x0049 : | |
case 0x004A : | |
case 0x004B : | |
case 0x004C : | |
case 0x004D : | |
case 0x004E : | |
case 0x004F : | |
case 0x0050 : | |
case 0x0051 : | |
case 0x0052 : | |
case 0x0053 : | |
case 0x0054 : | |
case 0x0055 : | |
case 0x0056 : | |
case 0x0057 : | |
case 0x0058 : | |
case 0x0059 : | |
case 0x005A : | |
case 0x00C4 : | |
case 0x00D6 : | |
case 0x00D1 : | |
case 0x00DC : | |
case 0x00A7 : | |
case 0x00BF : | |
case 0x0061 : | |
case 0x0062 : | |
case 0x0063 : | |
case 0x0064 : | |
case 0x0065 : | |
case 0x0066 : | |
case 0x0067 : | |
case 0x0068 : | |
case 0x0069 : | |
case 0x006A : | |
case 0x006B : | |
case 0x006C : | |
case 0x006D : | |
case 0x006E : | |
case 0x006F : | |
case 0x0070 : | |
case 0x0071 : | |
case 0x0072 : | |
case 0x0073 : | |
case 0x0074 : | |
case 0x0075 : | |
case 0x0076 : | |
case 0x0077 : | |
case 0x0078 : | |
case 0x0079 : | |
case 0x007A : | |
case 0x00E4 : | |
case 0x00F6 : | |
case 0x00F1 : | |
case 0x00FC : | |
case 0x00E0 : | |
validMsg += msg[i]; | |
break; | |
default: | |
sys.puts("this character is not valid -> " + msg[i]); | |
break; | |
}; | |
}; | |
validMsg = validMsg.substr(0,760); | |
return validMsg; | |
}; | |
var filtered = validMessage(text); | |
sys.puts( | |
"initial length = " + text.length + "\n" + | |
"filtered length = " + filtered.length | |
); | |
sys.puts("initial text -> "+text); | |
sys.puts("filtered text -> "+filtered); | |
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