explicittruefalseconstant

#explicitTrueFalseConstant

##Syntax An explicitTrueFalseConstant is one of:

(a) true (b) false

##Example The following determines if string s contains a period. After the for statement, found will be true if there is a period in s.

    var found : boolean := false
    for i : 1 .. length (s)
        if s = "." then
            found := true
        end if
    end for

##Details true/false values are called boolean values. A boolean variable, such as found in the above example, can have a value of either true or false.

##See also boolean.html type.