5.4.10. jsfuck cheat sheet¶

5.4.10.1. Basic values¶

undefined > [][[]]
false > ![]
true > !![]
NaN > +[![]]
0 > +[]
1 > +!+[]
2 > !+[]+!+[]

5.4.10.2. Basic strings¶

'' > []+[]
'undefined' > []+[][[]]
'false' > []+![]
'true' > []+!![]
'NaN' > []+(+[![]])
'0' > []+(+[])
'1' > []+(+!+[])
'2' > []+(!+[]+!+[])
'10' > [+!+[]]+[+[]]
'11' > [+!+[]]+[+!+[]]
'100' > [+!+[]]+[+[]]+(+[])

5.4.10.3. Higher numbers¶

10 > +([+!+[]]+[+[]])
11 > +([+!+[]]+[+!+[]])
100 > +([+!+[]]+[+[]]+(+[]))

5.4.10.4. String alphabet¶

'a' > ([]+![])[+!+[]]
'd' > ([]+[][[]])[+!+[]+!+[]]
'e' > ([]+!+[])[+!+[]+!+[]+!+[]]
'f' > ([]+![])[+[]]
'i' > ([]+[][[]])[+!+[]+!+[]+!+[]+!+[]+!+[]]
'l' > ([]+![])[+!+[]+!+[]]
'n' > ([]+[][[]])[+!+[]]
'r' > ([]+!+[])[+!+[]]
's' > ([]+![])[+!+[]+!+[]+!+[]]
't' > ([]+!+[])[+[]]
'u' > ([]+!+[])[+!+[]+!+[]]