Section 6: Instrument programming Model 2657A High Power System SourceMeter® Instrument Reference Manual
6-20 2657A-901-01 Rev. B/December 2012
Example: If and else
x = 2
if not x then
print("This is from the if block")
else
print("This is from the else block")
end
Output:
This is from the else
block
Example: Else and elseif
x = 1
y = 2
if x and y then
print("'if' expression 2 was not false.")
end
if x or y then
print("'if' expression 3 was not false.")
end
if not x then
print("'if' expression 4 was not false.")
else
print("'if' expression 4 was false.")
end
if x == 10 then
print("x = 10")
elseif y > 2 then
print("y > 2")
else
print("x is not equal to 10, and y is not greater than 2.")
end
Output:
'if' expression 2 was not false.
'if' expression 3 was not false.
'if' expression 4 was false.
x is not equal to 10, and y is not greater than 2.
\
Loop control
If you need to repeat code execution, you can use the Lua while, repeat, and for control
structures. To exit a loop, you can use the break keyword.
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