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- What does Pythons eval() do? - Stack Overflow
See also: Why is using 'eval' a bad practice? to understand the critical security risks created by using eval or exec on untrusted input (i e : anything that is even partially under the user's control, rather than the program's control) See also: How can I sandbox Python in pure Python? The short version is that doing this properly will always be harder than choosing a proper tool instead of
- 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 example, if we do
- What is the eval command in bash? - Unix Linux Stack Exchange
eval is a bash-builtin and is documented in the man page of bash So just type "man bash" and search for the appropriate section for eval This applies for other bash-builtins, too
- Is there ever a good reason to use eval ()? - Stack Overflow
This question cannot be language-agnostic because of the special role of block eval in Perl as the primary exception handling mechanism Therefore, I submit to you that there cannot be one correct answer to this question: There is a very good reason to use eval if you are programming in Perl, and probably no real good reason if you are programming in JavaScript Either specify the languages to
- Whats the main benefit of using eval () in JavaScript?
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
- When is JavaScripts eval () not evil? - Stack Overflow
To the point, let's look at the dangers in the use of eval () There are probably many small hidden dangers just like everything else, but the two big risks - the reason why eval () is considered evil - are performance and code injection Performance - eval () runs the interpreter compiler
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