This is a 1337er library, written in JS, which is used to 1337ify texts.
7}{|5 |5 4 133737 1|8747'/, //7|773|| ||| ]5, ^/|-||[}{ |5 (_)53|) 70 1337|ph'/ 73><75.
var leeter=new Leeter();//uses default table
console.log(leeter.makeLeet("test"));//transforms to 1337
"|ph '/o(_) ^/a||na 1|mit [0unt ()ph 1337 symb()1z ||| 4 ^/orI> ph()r e][4mple 8'/ 2"
console.log(leeter.makeLeetByWords("test",2));
415o t|-|37e 473 5()m3 735ts, //}{ic|-| 1337|ph'/ s()//\3 pangra////\5. {41l 7h3//\
leeter.testFullReplacement();
leeter.testLimitedReplacement();