What does Python's eval() do? - Stack Overflow
Eval function try to execute and interpret the string (argument) passed to it as python code. x=1 print (eval ('x+1')) Output of the above code will be 2. The disadvantage of such approach is …
The 'eval' command in Bash and its typical uses - Stack Overflow
After reading the Bash man pages and with respect to this post, I am still having trouble understanding what exactly the eval command does and which would be its typical uses. For …
What does the "eval()" function do in Python? - Stack Overflow
E.g., if number1 is 10, oper is +, and number2 is 20, then this makes the string '10+20', which is passed to the eval function and evaluated as 10+20. Then the evaluated value is stored in the …
Exploiting JavaScript's eval() method - Stack Overflow
Aug 13, 2013 · Many developers believe that JavaScript's eval() method should be avoided. This idea makes sense from a design perspective. It is often used as an ugly workaround when a …
What's the main benefit of using eval () in JavaScript?
May 6, 2012 · eval makes it possible to execute (or evaluate) a string of javascript code. Thus, it is applicable when you want someone to execute a string of javascript code.
What are the Alternatives to eval in JavaScript? - Stack Overflow
May 22, 2017 · Everyone says eval is EVIL (as in bad) and slow (as I have found), but I can't really do anything else - the server simply pulls the data out the database and pushes to the …
Is there ever a good reason to use eval ()? - Stack Overflow
Dec 1, 2009 · It seems to me that eval() is treated with the same disdain that goto is. And by eval, I mean a function for executing a string as code, as seen in PHP, Python, JavaScript, etc. Is …
What is the intended purpose of eval in JavaScript?
Jan 7, 2015 · 9 eval() provides access to the JavaScript compiler and this ultimately allows for code to be executed at a later time. The arguments passed to the function are passed to the …
javascript - JSON.parse vs. eval () - Stack Overflow
Dec 3, 2009 · My Spider Sense warns me that using eval() to parse incoming JSON is a bad idea. I'm just wondering if JSON.parse() - which I assume is a part of JavaScript and not a browser …
How can I assign the value of a variable using eval in python?
Apr 8, 2011 · By the way, there are many ways to avoid using exec / eval if all you need is a dynamic name to assign, e.g. you could use a dictionary, the setattr function, or the locals() …