__MVEXIST()

Determine if a given name is a PUBLIC or PRIVATE memory variable

Syntax

__MVEXIST( <cVarName> ) --> <lVariableExist>

Arguments

<cVarName> - string that specifies the name of variable to check

Returns

__MVEXIST() return TRUE (.T.) if a MEMVAR named <cVarName> exist.

Description

This function determine if a PUBLIC or PRIVATE variable with the name <cVarName> exist or not.
Examples
      LOCAL   TheLocal
      STATIC  TheStatic
      PUBLIC  ThePublic
      PRIVATE ThePrivate
      ? __MVEXIST( "NotExist"   )        // .F.
      ? __MVEXIST( "TheLocal"   )        // .F.
      ? __MVEXIST( "TheStatic"  )        // .F.
      ? __MVEXIST( "ThePublic"  )        // .T.
      ? __MVEXIST( "ThePrivate" )        // .T.
Status

Ready

Compliance

This function is a Harbour extension

Files

Library is vm

See Also