Checks if a string or expression evaluates to FALSE.
The only parameter is the string or expression to be evaluated.
If the parameter is a string:
Returns TRUE if the string begins with F, f, N, n, or is 0.
Returns FALSE if the string begins with any other character.
If the parameter is not a string:
Returns TRUE if the value is 0.
Returns FALSE if the value is not 0.
Evaluates the string false
and returns TRUE (1):
<$isFalse("false")$>
Evaluates that the integer five is greater than one and returns FALSE (0):
<$isFalse(5>1)$>
Evaluates the result of the equation as zero and returns TRUE (1):
<$isFalse(1-1)$>
Evaluates the string equality statement as true and returns FALSE (0):
<$isFalse(strEquals("abc","abc"))$>