Difference between revisions of "If and Then"
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This [[Keyword|keyword]] preciedes a condition, is required to be followed by [[Then|then]] and may be followed by [[Else|else]]. | This [[Keyword|keyword]] preciedes a condition, is required to be followed by [[Then|then]] and may be followed by [[Else|else]]. | ||
− | if | + | <delphi> |
− | + | if condition | |
− | + | then action1 | |
+ | else action2; | ||
+ | </delphi> | ||
+ | Condition is an expression that evaluates to [[True|true]] or [[False|false]]. | ||
+ | Action1 is executed if condition evaluates to true. | ||
+ | Action2 is executed if condition evaluates to false. | ||
{{Keywords}} | {{Keywords}} |
Revision as of 11:04, 17 October 2007
This keyword preciedes a condition, is required to be followed by then and may be followed by else.
<delphi>
if condition then action1 else action2;
</delphi>
Condition is an expression that evaluates to true or false. Action1 is executed if condition evaluates to true. Action2 is executed if condition evaluates to false.
Keywords: begin — do — else — end — for — if — repeat — then — until — while