Scripting Guide - SAS

586 JSL Syntax Reference Appendix A
Conditional and Logical Functions
0 (false) otherwise.
Arguments
a, b, c variables, references, matrices, or numbers.
Notes
If more than two arguments are specified, a 1 is returned only if each argument is less than the one that
follows it. This is typically used in conditional statements and to control loops.
See Also
The Conditional Expressions and Loops section of the Scripting Guide.
Not Equal(a, b)
a!=b
Description
Compares a and b and tests if they are equal.
Returns
0 (false) if a and b evaluate to the same value.
1 (true) otherwise.
Argument
a, b Any variable or number.
Notes
Mostly used for conditional statements and loop control.
See Also
The Conditional Expressions and Loops section of the Scripting Guide.
Conditional and Logical Functions
And(a, b)
a&b
Description
Logical And.
Returns
1 (true) if both a and b are true.
0 (false) if either a or b is false or if both a and b are false.
Missing if either a or b is a missing value or if both a and b are missing values.
Arguments
Two or more variables or expressions.
Notes
More than two arguments can be strung together. a&b returns 1 (true) only if all arguments evaluate to
true.