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LOLOL encoder/decoder, a.k.a. binary converter in JavaScript
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| <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" | |
| "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> | |
| <html xmlns="http://www.w3.org/1999/xhtml"> | |
| <head> | |
| <title>LOLOL Encoder/Decoder</title> | |
| <script type="text/javascript"> | |
| //<![CDATA[ | |
| function lolol2txt(lolol) | |
| { | |
| // Gets a lolol encoded string, removes leading "l" and converts to ascii text | |
| var string = ""; | |
| lolol = lolol.trim(); | |
| if(lolol.length%8 == 1) // in case there's no leading "l" | |
| lolol = lolol.substring(1); | |
| lolol = lolol.toLowerCase(); | |
| binary = lolol.replace(/l/g, '1'); | |
| binary = binary.replace(/o/g, '0'); | |
| if(binary.length%8 != 0){ | |
| alert("Not valid encoded lolol."); | |
| return -1; | |
| } | |
| for(i=0; i<binary.length/8; i++){ | |
| sub = binary.substr(i*8, 8); | |
| num = 0; | |
| for(j=0; j<sub.length; j++){ | |
| if(sub.charAt(j) == '0'){ | |
| } | |
| else{ | |
| num += Math.pow(2, 7-j); | |
| } | |
| } | |
| string += String.fromCharCode(num); | |
| } | |
| document.getElementsByName('string1')[0].value = string | |
| } | |
| function ascii_value(c){ | |
| c = c.charAt(0); | |
| var i; | |
| for (i=0; i<256; i++){ | |
| var h = i.toString(16); | |
| if(h.length == 1) | |
| h = "0"+h; | |
| h = "%"+h; | |
| h = unescape(h); | |
| if(h == c) | |
| break; | |
| } | |
| return i; | |
| } | |
| function txt2lolol(string) | |
| { | |
| // Creates a lolol-encoded string from binary, adding a leading "l" | |
| var binary = ""; | |
| var lolol = "l"; | |
| for(i=0; i<string.length; i++){ | |
| char = ascii_value(string.charAt(i)); | |
| num = ""; | |
| for(j=7; j>=0; j--){ | |
| if(Math.pow(2, j) <= char){ | |
| num += "1"; | |
| char -= Math.pow(2, j); | |
| } | |
| else{ | |
| num += "0"; | |
| } | |
| } | |
| binary += ""+num; | |
| } | |
| lolol += binary.replace(/1/g, 'l'); | |
| lolol = lolol.replace(/0/g, 'o'); | |
| document.getElementsByName('binary')[0].value = lolol; | |
| return lolol; | |
| } | |
| function makeUppercase() { | |
| document.getElementsByName('binary')[0].value = document.getElementsByName('binary')[0].value.toUpperCase(); | |
| } | |
| //]]> | |
| </script> | |
| </head> | |
| <body> | |
| <h3>LOLOL encoder/decoder</h3> | |
| <form action=""> | |
| <textarea rows="4" cols="80" name="string1"></textarea><br /> | |
| <input type="button" value="To lolol" onclick= | |
| "txt2lolol(document.getElementsByName('string1')[0].value)" /> <input type= | |
| "button" value="Uppercase It" onclick="makeUppercase()" /><br /> | |
| <textarea rows="4" cols="80" name="binary"></textarea><br /> | |
| <input type="button" value="To Text" onclick= | |
| "lolol2txt(document.getElementsByName('binary')[0].value)" /><br /> | |
| </form> | |
| </body> | |
| </html> |
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