Log2 (Float function): Difference between revisions

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This [[Intrinsic classes|intrinsic]] function returns a number that is the [http://en.wikipedia.org/wiki/Logarithm logarithm] base-2
{{Template:Float:Log2 subtitle}}
of the method object value.


Available as of version 7.3 of the [[Sirius Mods]], the Log2 function is
The $<var>Log2</var> [[Intrinsic classes|intrinsic]] function returns a number that is the [http://en.wikipedia.org/wiki/Logarithm logarithm] base-2 of the method object value.
an object-oriented version of the $Log2 function.
===Log2 syntax===
  %value = number:log2
====Syntax terms====
<dl>
<dt>%value
<dd>A numeric variable to receive the base-2 log of the method object.
<dt>number
<dd>A Float value.
</dl>
===Usage Notes===
*If ''number'' is not greater than zero, the request is cancelled.
===Examples===
The following statement returns &ldquo;''3.14159:log2 = 1.65149491087943''&rdquo;.
    [[Intrinsic classes#printtext|PrintText]] {~} = {3.14159:log2}


===See also===
==Syntax==
[[List of intrinsic Float methods]]
{{Template:Float:Log2 syntax}}
[[Category: Intrinsic Float methods|Log2 function]]
[[Category: Intrinsic methods]]
[[Category:System methods]]


===Syntax terms===
<table class="syntaxTable">
<tr><th>%number</th>
<td>A numeric variable to receive the base-2 log of the method object. </td></tr>


<tr><th>float</th>
<td>The input method object <var>Float</var> value.</td></tr>
</table>


<!--
==Usage notes==
<section begin=dpl_desc />
<ul>
Log base 2 of number
<li>If <var class="term">float</var> is less than or equal to zero, the request is cancelled.
<section end=dpl_desc />
<li><var>Log2</var> is available as of <var class="product">Sirius Mods</var> Version 7.3.
-->
</ul>
 
==Examples==
The following statement returns <code>3.14159:log2 = 1.65149491087943</code>:
<p class="code">[[PrintText statement|printText]] {~} = {3.14159:log2}
</p>
 
==See also==
<ul>
<li><var>Log2</var> function is an object-oriented version of the <var>[[$Log2]]</var> function.
</ul>
 
{{Template:Float:Log2 footer}}

Latest revision as of 17:57, 2 November 2012

Log base 2 of a number (Float class)


The $Log2 intrinsic function returns a number that is the logarithm base-2 of the method object value.

Syntax

%number = float:Log2

Syntax terms

%number A numeric variable to receive the base-2 log of the method object.
float The input method object Float value.

Usage notes

  • If float is less than or equal to zero, the request is cancelled.
  • Log2 is available as of Sirius Mods Version 7.3.

Examples

The following statement returns 3.14159:log2 = 1.65149491087943:

printText {~} = {3.14159:log2}

See also

  • Log2 function is an object-oriented version of the $Log2 function.
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