121 lines
6.0 KiB
HTML
121 lines
6.0 KiB
HTML
<?xml version="1.0" encoding="utf-8"?>
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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
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<html xmlns:MadCap="http://www.madcapsoftware.com/Schemas/MadCap.xsd" MadCap:lastBlockDepth="6" MadCap:lastHeight="94" MadCap:lastWidth="853" MadCap:disableMasterStylesheet="true" MadCap:tocPath="" MadCap:InPreviewMode="false" MadCap:PreloadImages="false" MadCap:RuntimeFileType="Topic" MadCap:TargetType="WebHelp" lang="en-us" xml:lang="en-us" MadCap:PathToHelpSystem="../../../" MadCap:HelpSystemFileName="Default.xml" MadCap:SearchType="Stem">
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<head><title>IF...THEN Examples</title>
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<link href="../../Resources/Stylesheets/BSE_Help.css" rel="stylesheet" />
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<body>
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<h1>IF...THEN Examples</h1>
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<div class="ImagePlusCaption">
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<div class="Col2">
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<p>
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<img src="../../graphics/pgm_icon1.gif" border="0" alt="BS1 icon" title="BS1 icon" />
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<img src="../../graphics/pgm_icon2.gif" border="0" alt="BS2 icon" title="BS2 icon" />
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<img src="../../graphics/pgm_icon2e.gif" border="0" alt="BS2e icon" title="BS2e icon" />
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<img src="../../graphics/pgm_icon2sx.gif" border="0" alt="BS2sx icon" title="BS2sx icon" />
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<img src="../../graphics/pgm_icon2p.gif" border="0" alt="BS2p icon" title="BS2p icon" />
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<img src="../../graphics/pgm_icon2pe.gif" border="0" alt="BS2pe icon" title="BS2pe icon" />
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<img src="../../graphics/pgm_icon2px.gif" border="0" alt="BS2px icon" title="BS2px icon" />
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</p>
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</div>
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<p style="text-align: right;">Syntax: <a href="../Commands/IF_THEN.htm" target="" title="" alt="" class="MCXref_0" xrefformat="{paratext}">IF…THEN</a></p>
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<p> </p>
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</div>
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<p class="clear"> </p>
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<p> </p><pre class="BScode" xml:space="preserve">' IF-THEN.BS1
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' The program below generates a series of 16-bit random numbers and tests
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' each to determine whether they're evenly divisible by 3. If a number is
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' evenly divisible by 3, then it is printed, otherwise, the program generates
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' another random number. The program counts how many numbers it prints, and
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' quits when this number reaches 10.
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' {$STAMP BS1}
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' {$PBASIC 1.0}
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SYMBOL sample = W0 ' Random number to be tested
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SYMBOL samps = B2 ' Number of samples taken
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SYMBOL temp = B3 ' Temporary workspace
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Setup:
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sample = 11500
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Mult3:
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RANDOM sample ' Put a random number into sample
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temp = sample // 3
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IF temp <> 0 THEN Mult3 ' Not multiple of 3? -- try again
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DEBUG #sample, "divides by 3", CR ' show sample divisible by 3
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samps = samps + 1 ' Count multiples of 3
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IF samps = 10 THEN Done ' Quit with 10 samples
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GOTO Mult3 ' keep checking
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Done:
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DEBUG CR, "All done."
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END
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</pre>
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<p class="PlainText"> </p>
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<p>NOTE: The example below is written for the BS2 and will run on any of the BS2-family modules. Modify the $STAMP directive (as required) before downloading to the BS2e, BS2sx, BS2p, BS2pe, or BS2px.</p><pre class="BScode" xml:space="preserve">' IF-THEN.BS2
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' The program below generates a series of 16-bit random numbers and tests
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' each to determine whether they're evenly divisible by 3. If a number is
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' evenly divisible by 3, then it is printed, otherwise, the program generates
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' another random number. The program counts how many numbers it prints, and
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' quits when this number reaches 10.
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' {$STAMP BS2}
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' {$PBASIC 2.0}
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sample VAR Word ' Random number to be tested
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samps VAR Nib ' Number of samples taken
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temp VAR Nib ' Temporary workspace
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Setup:
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sample = 11500
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Mult3:
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RANDOM sample ' Put a random number into sample
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temp = sample // 3
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IF (temp <> 0) THEN Mult3 ' Not multiple of 3? -- try again
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DEBUG DEC5 sample, " divides by 3", CR
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samps = samps + 1 ' Count multiples of 3
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IF samps = 10 THEN Done ' Quit with 10 samples
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GOTO Mult3 ' keep checking
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Done:
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DEBUG CR, "All done."
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END
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</pre>
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<div class="Col2">
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<div class="MasterFoot">
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<p MadCap:conditions="BSEconditions.BSEWebHelp (Primary)-INCLUDE"><a href="../../HomeTopics/HomePage.htm">Go to Welcome page</a>
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</p>
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</div>
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<div class="Col2">
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<div class="MasterFoot">
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<p style="text-align: right;"><span class="ContactInfoProjectName">BASIC Stamp Help</span> <![CDATA[ ]]><span class="ContactInfoVersion#">Version 2.5.4</span> <![CDATA[ ]]></p>
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<p style="text-align: right;">Copyright © <span class="ContactInfoCompanyName">Parallax Inc.</span></p>
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<p style="text-align: right;"><span class="SystemShortDate">8/8/2012</span>
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</p>
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