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<a name="heading_randomize"></a>Randomize Statement</h1>
<p id="par_id3145090" class="paragraph" dir="auto">Initializes the random-number generator used by the <span class="emph">Rnd</span> function.</p>
<h2 id="hd_id3147573" dir="auto">Syntax:</h2>
<div class="bascode" itemscope="true" itemtype="http://schema.org/SoftwareSourceCode" itemprop="codeSampleType" content="snippet" data-tooltip="Click on text to copy to clipboard"><pre dir="auto"><code class="language-visual-basic line-numbers">
Randomize [Number]
</code></pre></div>
<h2 id="hd_id3152456" dir="auto">Parameters:</h2>
<p id="par_id3149670" class="paragraph" dir="auto"> <span class="emph">Number:</span> Any integer value. Used as seed to initialize the random-number generator. Equal seeds result in equal random-number sequences by the <span class="emph">Rnd</span> function. If the parameter is omitted, the <span class="emph">Randomize</span> statement will be ignored.</p>
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<div class="notetext"><p dir="auto">Unless a predictable sequence of numbers is desired, there is no need to use the <span class="emph">Randomize</span> statement, as the random-number generator will be initialized automatically at first use – it will be seeded using a system-provided random-number generator that produces uniformly-distributed, non-deterministic random numbers. If no such generator is available on the system, the system time will be used as seed.</p></div>
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<p id="par_id12052016194258344" class="paragraph" dir="auto">The <span class="emph">Randomize</span> statement affects BASIC's <span class="emph">Rnd</span> function only. Other random-number generators (for example the Calc's RAND() function, etc.) are not affected by it.</p>
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<h3 id="hd_id3152869" dir="auto">Error codes:</h3>
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<div class="embedded"><p class="embedded" dir="auto">5 Invalid procedure call</p></div>
<h2 id="hd_id3149655" dir="auto">Example:</h2>
<div class="bascode" itemscope="true" itemtype="http://schema.org/SoftwareSourceCode" itemprop="codeSampleType" content="snippet" data-tooltip="Click on text to copy to clipboard"><pre dir="auto"><code class="language-visual-basic line-numbers">
Sub ExampleRandomize
Dim iCount As Integer, iVar As Integer, sText As String
Dim iSpectral(10) As Integer
Randomize 2^14-1
For iCount = 1 To 1000
iVar = Int(10 * Rnd) ' Range from 0 to 9
iSpectral(iVar) = iSpectral(iVar) +1
Next iCount
sText = " | "
For iCount = 0 To 9
sText = sText & iSpectral(iCount) & " | "
Next iCount
MsgBox sText,0,"Spectral Distribution"
End Sub
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