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[Lua] Call a program with parameters from terminal

Started by Meni, 17 December 2012 - 11:58 AM

Meni #1

59 posts

Posted 17 December 2012 - 12:58 PM

Think that i have a program. Like: test.
test program:


function f(x)
	print(x+1)
end

I wanna call test with a value for x but from terminal, like:

>test 4
5

Hope you help me guys!

remiX #2

2088 posts

Location South Africa

Posted 17 December 2012 - 01:06 PM

Simple, using arguments:


args = {...}  -- The ... are for arguments, the {} is to declare it as a table.
x = tonumber(args[1])  -- It is initially a string, this will convert the string to a number.
print(x+1)

Usage: test 4
Output: 5

Meni #3

59 posts

Posted 17 December 2012 - 01:26 PM

Thank you very much men! You helped me much!