blitz-research
21 lines
1.9 KiB
HTML
21 lines
1.9 KiB
HTML
<html><head><title>Command: CommandLine$() </title><meta http-equiv='Content-Type' content='text/html; charset=iso-8859-1'><link rel='stylesheet' href='../css/commands.css' type='text/css'></head><body><span class='Command'> CommandLine$() </span></p><span class='header'>Definition:</span> <br><br><table width='100%' border='0' cellspacing='2' cellpadding='2' align='center'><tr><td>Reads command line parameters passed at runtime.</td></tr></table><span class='header'><br>Parameter Description:</span> <br><br><table width='100%' border='0' cellspacing='2' cellpadding='2' align='center'><tr><td>None.</td></tr></table><p class='header'>Command Description: <br><br><table width='100%' border='0' cellspacing='2' cellpadding='2' align='center'><tr><td>If you are writing an application or game that allows starting with special parameters on the command line, you can use this command to retrieve the parameters.<br>
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<br>
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For example, you might want to start the program with a debug variable set so you can track stuff during execution. So, you could offer the ability to run the executatble with a /debug parameter. If they execute the program with the parameter, then you can set a flag inside your game.<br>
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<br>
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To simulate the command line passing in the editor, select PROGRAM->PROGRAM COMMAND LINE from the pulldowns and enter a value to be passed at runtime. <br>
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<br>
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See the example.<br></td></tr></table><p class='header'>Example: <br><br><table width='100%' border='0' cellspacing='2' cellpadding='2' align='center'><tr><td>; CommandLine$() Example<br>
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; Be sure to use PROGRAM->PROGRAM COMMAND LINE from the<br>
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; pull down and put /debug in there to test with.<br>
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<br>
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a$=CommandLine$()<br>
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<br>
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If a$="/debug" Then <br>
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Print "Debug mode is on!"<br>
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debug=1<br>
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Else<br>
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Print "No debugging activated."<br>
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debug=0<br>
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End If<br></td></tr></table><p><b><a target="_top" href="../index.htm">Index</a></b></p></body>
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</html>
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