Execute an eval in a thread : eval « Development « Ruby

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Ruby » Development » eval

Execute an eval in a thread







def safe_eval(str)

  Thread.start {            # Start sandbox thread

    $SAFE = 4               # Upgrade safe level

    eval(str)               # Eval in the sandbox

  }.value                   # Retrieve result

end

Related examples in the same category

1.	Use eval to run a statement dynamically
2.	Evaluation with variable
3.	eval with variable name
4.	Add a new method with eval

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