IF Condition [THEN | GOTO] [Label | EXIT]

Function
Evaluate Condition and, if it is true, jump to the point in the program designated by Label.

• Condition  is a simple statement, such as "x = 7" that can be evaluated as True or False.
• Label  specifies where to go in the event that Condition statement evaluates as True.

Explanation
IF...THEN is decision maker that affects program flow. It tests a Condition statement and, if that statement is True, goes to a point in the program specified by Label. The available comparison operators are:

Comparisons are always written in the form: Variable Op Value.

• Variable  is a bit or byte variable.
• Op  is the comparison operator.
• Value  is a variable or constant for comparison.

Main:
  IF StartBtn = 1 THEN Main                     ' wait for input to go low

Check_Mode:
  IF ModePin = 0 GOTO ShowAMPM                  ' use HH:MM xM format if mode = 0

Related instructions: IF...THEN...ELSE, BRANCH, GOTO, and EXIT

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