control flow while until
Documentation for control flow while until, assembled from the following types:
From Control Flow
while statement executes the block as long as its condition is true. So
my = 1;while < 4print "\n";# OUTPUT: «123␤»
until statement executes the block as long as the expression is false.
my = 1;until > 3print "\n";# OUTPUT: «123␤»
The condition for
until can be parenthesized, but there must be a space between the keyword and the opening parenthesis of the condition.
until can be used as statement modifiers. E. g.
my = 42;-- while > 12
All these forms may produce a return value the same way