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# lr.get_attrib_string

Returns the string value of an argument passed to the script run.

## C#

    string lr.get_attrib_string( string argument_name );

## VB.NET

    Function lr.get_attrib_string( ByVal argument_name As String ) as String

Command Line Parsing Functions

## Arguments

Name | Comments
--- | ---
argument_name | The name of an argument whose value is a string.

The lr.get_attrib_string function returns the value of an argument that was passed to the run of the script.

To view the arguments passed to a script run, see mdrv_cmd.txt in the script folder.

## Return Values

Returns the value of the argument as a string. If the argument has no value (for example a flag), an empty string is returned. If the argument does not exist, returns null.

## Parameterization

Standard parameterization is not available for this function.

## Example

The following example retrieves the host name as a string, checks its validity, and sends it to the output.

    string host=lr.get_attrib_string("host");if(host==null)   lr.output_message("Failed to get the host from the command line");else   lr.output_message("Host = "+host);

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