IF(condition) (instructions) ELSE (instructions) END
Executes a series of instructions if the specified condition is true (if ... then). You can use the ELSE instruction if you wish to execute another series of instructions if the condition is false. The series of instructions to be executed must terminate with the END instruction.
// Test of variable a IF(a == 2) PRINT "Variable A is equal to " a ELSE PRINT "Variable A is not equal to 2." END