Get back the output of os.execute in Lua [duplicate]

This question already has answers here: 开发者_JS百科 Closed 11 years ago.

Possible Duplicate:

Get back the output of os.execute in Lua

I want to assign the result of a shell command to a lua variable.

Any better way in lua 5.1 than what is answered here? Get back the output of os.execute in Lua

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You can use io.popen for this (included in Lua 5.1). That gives you a file handle which you can use to either write or read from (to) the program. More info in the Lua Manual.