Forum Discussion
correct syntax for boolean expressions
I experiencing errors with forming a simple boolean expression that would be valid in most "C like" languages ( if we added an equals sign = 😞
set var1 $var2 && !$var3
error: [wrong args][set ...
Kevin_Stewart
Employee
Employeeapparently the
$varnameYes it is required.
set var1 [expr $var2 && !$var3]
apparently the
[expr]if {}It's possible that you can get away with not using expr in some conditions, but it's semantically correct to use expr inside the if clause.