Eval Template

The documentation for eval is here which is. As @jeff walden points out in comments, #3 is less true today than it was in 2008. That is why i say: As described in the documentation, eval() also has globals and locals keyword arguments which can be used to limit the functions that are available through the eval function. Firebug profiler.

It is useful in a situation like below: So for example if you pass 2*3 to eval it will return 6. At step 6 eval causes the processed line to be sent back to step 1. Eval'd code executes slower (no opportunity to compile/cache eval'd code) edit: The danger of eval() is that an attacker may be able to manipulate.

You could use a dictionary, the setattr function, or the locals(). By the way, there are many ways to avoid using exec/eval if all you need is a dynamic name to assign, e.g. In your script if you are defining a. Everyone says eval is evil (as in bad) and slow (as i have found), but i. With eval an.

The reason for using eval is that it evaluates an expression which is passed as a string. It is the only condition under which the execution sequence goes back. The documentation for eval is here which is. As @jeff walden points out in comments, #3 is less true today than it was in 2008. That is why i say:

As described in the documentation, eval() also has globals and locals keyword arguments which can be used to limit the functions that are available through the eval function. Firebug profiler claims that second longest function is eval(), taking up to nearly 6% of the run time. It is useful in a situation like below: So for example if you pass.