How do I replace whitespaces with underscore?

Question

I want to replace whitespace with underscore in a string to create nice URLs. So that for example:

\"This should be connected\" becomes \"This_should_be_conn         


        

Answer 1

mystring.replace (" ", "_")

if you assign this value to any variable, it will work

s = mystring.replace (" ", "_")

by default mystring wont have this