Modalert For Sale, In my last post I looked at comparison operators. Modalert pics, Let’s finish by reviewing the logical operators.
The logical operators connect expressions and statements, allowing you to use a single expression to test for multiple conditions, discount Modalert. Modalert dangers, Statements that use the logical operators return Boolean (TRUE or FALSE) values.
Windows PowerShell supports the following Logical operators.
- -and – returns a TRUE value when both statements are true.
- -or – returns a TRUE value when one or both statements are true, generic Modalert. Modalert street price,
- -xor – returns a TRUE value when one statement is true and the other is false.
- -not – This one negates, or reverses, the statement that comes after it. So if you had a statement that would normally return a TRUE value, if you used –not it would now return a FALSE value, Modalert For Sale.
The Windows PowerShell logical operators evaluate only the statements required to determine the truth value of the statement, where can i order Modalert without prescription. Is Modalert addictive, If the left operand in a statement contains the -and operator is FALSE, the right operand is not evaluated, buy generic Modalert. Comprar en línea Modalert, comprar Modalert baratos, If the left operand in a statement that contains the -or statement is TRUE, the right operand is not evaluated, buy Modalert online cod. Order Modalert online overnight delivery no prescription, As a result, you can use these statements in the same way that you would use the If statement (covered in the next section).
As an example, doses Modalert work, Modalert brand name, the following statement uses the -and operator and the -or operator to connect three conditional statements. The statement is true only when 4 is greater than 3, is Modalert safe, No prescription Modalert online, and either 4 or 21 is less than 20.
(4 -gt 3) -and ((4 -lt 20) -or (21 -lt 20))
If we add –not before the first conditional statement then the value returned is reversed since the first condition is negated.
-not(34 -gt 33) -and ((4 -eq 5) -or (19 -lt 20))
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Posted Wednesday, June 22nd, 2011 at 2:21 pm by peterl
Tags: PowerShell1,229 views