Option Explicit
Forces variables, objects and arrays to be declared before they are used
Option Explicit
Option Explicit is a statement that forces any following variable, object or array usage to be preceded by a declaration, with, for example, Dim or Static. This rule remains in effect for the rest of the module in which Option Explicit is used, and cannot be overridden.
Syntax
Option Explicit
Description
Option Explicit is a statement that forces any following variable, object or array usage to be preceded by a declaration, with, for example, Dim or Static. This rule remains in effect for the rest of the module in which Option Explicit is used, and cannot be overridden.
Example
'' Compile with the "-lang qb" or "-lang fblite" compiler switches
#lang "fblite"
Option Explicit
Dim a As Integer ' 'a' must be declared..
a = 1 ' ..or this statement will fail to compile.
#lang "fblite"
Option Explicit
Dim a As Integer ' 'a' must be declared..
a = 1 ' ..or this statement will fail to compile.
Dialect Differences
- Only available in the -lang fblite and -lang qb dialects.
Differences from QB
- New to FreeBASIC
See also