How to get a functions's body as string?

Question

I want to know how to convert a function\'s body into a string?

function A(){
  alert(1);
}

output = eval(A).toString() // this will come with  function A()         


        

Answer 1

If you're going to do something ugly, do it with regex:

A.toString().match(/function[^{]+\{([\s\S]*)\}$/)[1];