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Checks if a variable exists.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
PHP 2.9 Yes Yes Yes Yes No

MBS( "PHP.ExistsVariable"; VariableName )


Parameter Description Example value
VariableName the name of the variable. $name


Returns true if the variable exists, false if it does not.


Checks if a variable exists.


Check if variable FilePath exists:

$r = MBS( "PHP.ExistsVariable"; "FilePath" )

Check if the PHP variable with the name in the FileMaker variable FilePath exists:

$r = MBS( "PHP.ExistsVariable"; $FilePath )

PHP.Execute   -   PHP.GetResultContainer

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MBS Xojo Plugins