The Regular Expressions cheat sheet is designed to be printed on an A4 sheet of paper and live by a designer or developer's desk, to make life a bit easier. A description of what is on the cheat sheet follows, or if you are impatient, you can go straight to the full size Regular Expressions cheat sheet.
Chuleta en tamaño A4 y formatos PNG y PDF, imprescindible para todos aquellos interesados en sacar partido de la potencia de las expresiones regulares.