Structured Programming

These commands and functions make it possible for you to control program execution and branching within a Visual FoxPro program.

Use	To
DO CASE ... ENDCASE Command	Execute the first set of commands whose conditional expression evaluates to true (.T.).
DO WHILE ... ENDDO Command	Execute a set of commands within a conditional loop.
EXIT Command	Exit a DO WHILE, FOR, or SCAN loop.
FOR EACH ... ENDFOR Command	Execute a set of commands for each element in a Visual FoxPro array or collection.
FOR ... ENDFOR Command	Execute a set of commands a specified number of times.
#IF ... #ENDIF Preprocessor Directive	Conditionally include source code at compile-time.
#IFDEF \| #IFNDEF ... #ENDIF Preprocessor Directive	Conditionally include a set of commands at compile time if a compile-time constant is defined.
ICASE( ) Function	Evaluate the results from a list of conditions.
IF ... ENDIF Command	Conditionally execute a set of commands based on the value of a logical expression.
IIF( ) Function	Return one of two values depending on the value of a logical expression.
LOOP Command	Return program control directly to the beginning of a looping structure.
SCAN ... ENDSCAN Command	Move the record pointer through the currently selected table and execute a block of commands for each record that meets the specified conditions.

See Also