Micron Document
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<span id="openzim-page-title" class="mw-page-title-main"><span class="mw-page-title-main">Boo (programming language)</span></span>
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</style><table class="infobox vevent"><tbody><tr><th colspan="2" class="infobox-above" style="background-color:#e0e0e0;">Boo</th></tr><tr><td colspan="2" class="infobox-image"><span class="mw-default-size" typeof="mw:File"></span></td></tr><tr><th scope="row" class="infobox-label"><a href="Programming_paradigm" title="Programming paradigm">Paradigm</a></th><td class="infobox-data"><a href="Object-oriented_analysis_and_design" title="Object-oriented analysis and design">Object oriented</a></td></tr><tr><th scope="row" class="infobox-label"><a href="Software_design" title="Software design">Designed&nbsp;by</a></th><td class="infobox-data">Rodrigo B. De Oliveira</td></tr><tr><th scope="row" class="infobox-label"><a href="Software_developer" class="mw-redirect" title="Software developer">Developer</a></th><td class="infobox-data organiser">Mason Wheeler</td></tr><tr><th scope="row" class="infobox-label">First&nbsp;appeared</th><td class="infobox-data">2003<span style="display:none">&nbsp;(<span class="bday dtstart published updated">2003</span>)</span></td></tr><tr><td colspan="2" class="infobox-full-data"></td></tr><tr><th scope="row" class="infobox-label" style="white-space: nowrap;"><a href="Software_release_life_cycle" title="Software release life cycle">Stable release</a></th><td class="infobox-data"><div style="margin:0px;">0.9.7
/ 25&nbsp;March 2013<span style="display:none">&nbsp;(<span class="bday dtstart published updated">2013-03-25</span>)</span></div></td></tr><tr style="display:none"><td colspan="2">
</td></tr><tr><th scope="row" class="infobox-label"><a href="Type_system" title="Type system">Typing discipline</a></th><td class="infobox-data"><a href="Static_typing" class="mw-redirect" title="Static typing">static</a>, <a href="Strong_typing" class="mw-redirect" title="Strong typing">strong</a>, <a href="Type_inference" title="Type inference">inferred</a>, <a href="Duck_typing" title="Duck typing">duck</a></td></tr><tr><th scope="row" class="infobox-label">Implementation language</th><td class="infobox-data"><a href="C_Sharp_(programming_language)" title="C Sharp (programming language)">C#</a></td></tr><tr><th scope="row" class="infobox-label"><a href="Computing_platform" title="Computing platform">Platform</a></th><td class="infobox-data"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">Common Language Infrastructure</a> (<a href=".NET_Framework" title=".NET Framework">.NET Framework</a> &amp; <a href="Mono_(software)" title="Mono (software)">Mono</a>)/</td></tr><tr><th scope="row" class="infobox-label"><a href="Software_license" title="Software license">License</a></th><td class="infobox-data"><a href="BSD_licenses" title="BSD licenses">BSD 3-Clause</a><sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label">Website</th><td class="infobox-data"><span class="url"><a rel="nofollow" class="external text" href="https://github.com/boo-lang">github<wbr>.com<wbr>/boo-lang</a></span></td></tr><tr><th colspan="2" class="infobox-header" style="background-color: #EEEEEE;">Influenced by</th></tr><tr><td colspan="2" class="infobox-full-data"><a href="C_Sharp_(programming_language)" title="C Sharp (programming language)">C#</a>, <a href="Python_(programming_language)" title="Python (programming language)">Python</a></td></tr><tr><th colspan="2" class="infobox-header" style="background-color: #EEEEEE;">Influenced</th></tr><tr><td colspan="2" class="infobox-full-data">Genie, <a href="Vala_(programming_language)" title="Vala (programming language)">Vala</a></td></tr></tbody></table>
<p><b>Boo</b> is an <a href="Object_oriented_programming" class="mw-redirect" title="Object oriented programming">object-oriented</a>, <a href="Type_system#Static_typing" title="Type system">statically typed</a>, <a href="General-purpose_programming_language" title="General-purpose programming language">general-purpose programming language</a> that seeks to make use of the <a href="Common_Language_Infrastructure" title="Common Language Infrastructure">Common Language Infrastructure</a>'s support for <a href="Unicode" title="Unicode">Unicode</a>, <a href="I18n" class="mw-redirect" title="I18n">internationalization</a>, and web applications, while using a <a href="Python_(programming_language)" title="Python (programming language)">Python</a>-inspired syntax<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> and a special focus on language and compiler extensibility. Some features of note include <a href="Type_inference" title="Type inference">type inference</a>, <a href="Generator_(computer_science)" class="mw-redirect" title="Generator (computer science)">generators</a>, <a href="Multimethods" class="mw-redirect" title="Multimethods">multimethods</a>, optional <a href="Duck_typing" title="Duck typing">duck typing</a>, <a href="Macro_(computer_science)" title="Macro (computer science)">macros</a>, true <a href="Closure_(computer_science)" class="mw-redirect" title="Closure (computer science)">closures</a>, <a href="Currying" title="Currying">currying</a>, and <a href="First-class_function" title="First-class function">first-class functions</a>.
</p><p>Boo was one of the three scripting languages for the <a href="Unity_(game_engine)" title="Unity (game engine)">Unity game engine</a> (<a href="Unity_Technologies" title="Unity Technologies">Unity Technologies</a> employed De Oliveira, its designer), until official support was dropped in 2014 due to the small userbase.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> The Boo Compiler was removed from the engine in 2017.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> Boo has since been abandoned by De Oliveira, with development being taken over by Mason Wheeler.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup>
</p><p>Boo is <a href="Free_software" title="Free software">free software</a> released under the <a href="BSD_licenses" title="BSD licenses">BSD 3-Clause license</a>. It is compatible with the <a href="Microsoft" title="Microsoft">Microsoft</a> <a href=".NET_Framework" title=".NET Framework">.NET</a> and <a href="Mono_(software)" title="Mono (software)">Mono</a> frameworks.
</p>
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<div class="mw-heading mw-heading2"><h2 id="Syntax">Syntax</h2></div>

<div class="mw-highlight mw-highlight-lang-boo mw-content-ltr" dir="ltr"><pre><span class="nb">print</span><span class="w"> </span><span class="p">(</span><span class="s2">"Hello World"</span><span class="p">)</span>
</pre></div>
<div class="mw-highlight mw-highlight-lang-boo mw-content-ltr" dir="ltr"><pre><span class="k">def</span><span class="w"> </span><span class="nf">fib</span><span class="p">():</span>
<span class="w"> </span><span class="n">a</span><span class="p">,</span><span class="w"> </span><span class="n">b</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="il">0L</span><span class="p">,</span><span class="w"> </span><span class="il">1L</span>
<span class="w"> </span><span class="c1"># The 'L's make the numbers double word length (typically 64 bits)</span>
<span class="w"> </span><span class="k">while</span><span class="w"> </span><span class="nb">true</span><span class="p">:</span>
<span class="w"> </span><span class="k">yield</span><span class="w"> </span><span class="n">b</span>
<span class="w"> </span><span class="n">a</span><span class="p">,</span><span class="w"> </span><span class="n">b</span><span class="w"> </span><span class="o">=</span><span class="w"> </span><span class="n">b</span><span class="p">,</span><span class="w"> </span><span class="n">a</span><span class="w"> </span><span class="o">+</span><span class="w"> </span><span class="n">b</span>

<span class="c1"># Print the first 5 numbers in the series:</span>
<span class="k">for</span><span class="w"> </span><span class="n">index</span><span class="w"> </span><span class="k">as</span><span class="w"> </span><span class="n">int</span><span class="p">,</span><span class="w"> </span><span class="n">element</span><span class="w"> </span><span class="ow">in</span><span class="w"> </span><span class="nb">zip</span><span class="p">(</span><span class="nb">range</span><span class="p">(</span><span class="mi">5</span><span class="p">),</span><span class="w"> </span><span class="n">fib</span><span class="p">()):</span>
<span class="w"> </span><span class="nb">print</span><span class="p">(</span><span class="s2">"${index+1}: ${element}"</span><span class="p">)</span>
</pre></div>
<div class="mw-heading mw-heading2"><h2 id="See_also">See also</h2></div>
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<ul><li><a href="Fantom_(programming_language)" title="Fantom (programming language)">Fantom</a></li>
<li><a href="Groovy_(programming_language)" class="mw-redirect" title="Groovy (programming language)">Apache Groovy</a></li>
<li><a href="IronPython" title="IronPython">IronPython</a></li>
<li><a href="IronRuby" title="IronRuby">IronRuby</a></li>
<li><a href="Nemerle" title="Nemerle">Nemerle</a></li>
<li><a href="REBOL" class="mw-redirect" title="REBOL">REBOL</a></li>
<li><a href="StaDyn_(programming_language)" title="StaDyn (programming language)">StaDyn</a></li></ul>
<div class="mw-heading mw-heading2"><h2 id="References">References</h2></div>
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</style><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://github.com/bamboo/boo/blob/master/license.txt">"license.txt"</a>. <i>github.com</i><span class="reference-accessdate">. Retrieved <span class="nowrap">August 5,</span> 2015</span>.</cite></span>
</li>
<li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><cite id="CITEREFRodrigo_Barreto_de_Oliveira2005" class="citation web cs1">Rodrigo Barreto de Oliveira (2005). <a rel="nofollow" class="external text" href="https://web.archive.org/web/20090206045607/http://boo.codehaus.org/BooManifesto.pdf">"The boo Programming Language"</a> <span class="cs1-format">(PDF)</span>. Archived from <a rel="nofollow" class="external text" href="http://boo.codehaus.org/BooManifesto.pdf">the original</a> <span class="cs1-format">(PDF)</span> on February 6, 2009<span class="reference-accessdate">. Retrieved <span class="nowrap">February 22,</span> 2009</span>.</cite></span>
</li>
<li id="cite_note-3"><span class="mw-cite-backlink"><b><a href="#cite_ref-3">^</a></b></span> <span class="reference-text"><cite id="CITEREFaleksandr2014" class="citation web cs1">aleksandr (September 3, 2014). <a rel="nofollow" class="external text" href="https://blogs.unity3d.com/2014/09/03/documentation-unity-scripting-languages-and-you/">"Documentation, Unity scripting languages and you"</a>. <i>Unity Blogs</i>.</cite></span>
</li>
<li id="cite_note-4"><span class="mw-cite-backlink"><b><a href="#cite_ref-4">^</a></b></span> <span class="reference-text"><cite id="CITEREFRichard_Fine2017" class="citation web cs1">Richard Fine (August 11, 2017). <a rel="nofollow" class="external text" href="https://blogs.unity3d.com/2017/08/11/unityscripts-long-ride-off-into-the-sunset/">"UnityScript's long ride off into the sunset"</a>. <i>Unity Blogs</i>.</cite></span>
</li>
<li id="cite_note-5"><span class="mw-cite-backlink"><b><a href="#cite_ref-5">^</a></b></span> <span class="reference-text"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://github.com/boo-lang/boo/issues/201">"State of Boo · Issue #201 · boo-lang/boo"</a>. <i>GitHub</i>. October 2, 2019<span class="reference-accessdate">. Retrieved <span class="nowrap">January 19,</span> 2023</span>.</cite></span>
</li>
</ol></div></div>
<div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2></div>
<ul><li><a rel="nofollow" class="external text" href="https://github.com/boo-lang/boo">Official website</a></li>
<li><a rel="nofollow" class="external text" href="http://jbryankelly.files.wordpress.com/2012/07/thinksciboorev2_hb.pdf">How To Think Like a Computer Scientist: Learning to Program with Boo</a></li>
<li><a rel="nofollow" class="external text" href="https://docs.google.com/file/d/0B8oSXKT4_sy7ZERmYnozaFlTY2M/edit?usp=sharing.pdf">Boo Succinctly Revealed</a></li>
<li><a rel="nofollow" class="external text" href="https://web.archive.org/web/20140521221019/http://protoman.net/index.php?p=bootorial%2Findex">Bootorial</a></li></ul>
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</style><div id="Common_Language_Infrastructure106" style="font-size:114%;margin:0 4em"><a href="Common_Language_Infrastructure" title="Common Language Infrastructure">Common Language Infrastructure</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Architecture</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Application_domain" title="Application domain">Application domain</a></li>
<li><a href="Code_Access_Security" title="Code Access Security">Code Access Security</a></li>
<li><a href="Common_Intermediate_Language" title="Common Intermediate Language">Common Intermediate Language</a>
<ul><li><a href="List_of_CIL_instructions" title="List of CIL instructions">instructions</a></li></ul></li>
<li><a href="Common_Type_System" title="Common Type System">Common Type System</a></li>
<li><a href="Platform_Invocation_Services" title="Platform Invocation Services">Platform Invocation Services</a></li>
<li><a href="Virtual_Execution_System" title="Virtual Execution System">Virtual Execution System</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Components</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Assembly_(CLI)" title="Assembly (CLI)">Assembly</a></li>
<li><a href="Delegate_(CLI)" title="Delegate (CLI)">Delegate</a></li>
<li><a href="Global_Assembly_Cache" title="Global Assembly Cache">Global Assembly Cache</a></li>
<li><a href="Manifest_(CLI)" title="Manifest (CLI)">Manifest</a></li>
<li><a href="Metadata_(CLI)" title="Metadata (CLI)">Metadata</a></li>
<li><a href="Standard_Libraries_(CLI)" title="Standard Libraries (CLI)">Standard Libraries</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Implementations</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Microsoft</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href=".NET" title=".NET">.NET</a></li>
<li><a href=".NET_Framework" title=".NET Framework">.NET Framework</a></li>
<li><a href=".NET_Compact_Framework" title=".NET Compact Framework">.NET Compact Framework</a></li>
<li><a href=".NET_Micro_Framework" title=".NET Micro Framework">.NET Micro Framework</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Mono_(software)" title="Mono (software)">Mono</a></li>
<li><a href="DotGNU" title="DotGNU">DotGNU</a></li></ul>
</div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%"><a href="List_of_CLI_languages" title="List of CLI languages">Languages</a></th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%">Major</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="C_Sharp_(programming_language)" title="C Sharp (programming language)">C#</a></li>
<li><a href="Visual_Basic_(.NET)" title="Visual Basic (.NET)">Visual Basic</a></li>
<li><a href="F_Sharp_(programming_language)" title="F Sharp (programming language)">F#</a></li>
<li><a href="PowerShell" title="PowerShell">PowerShell</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Other</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Axum_(programming_language)" title="Axum (programming language)">Axum</a></li>
<li><a href="A_Sharp_(.NET)" title="A Sharp (.NET)">A#</a></li>

<li><a href="Clojure" title="Clojure">Clojure</a></li>
<li><a href="Cobra_(programming_language)" title="Cobra (programming language)">Cobra</a></li>
<li><a href="C%2B%2B/CLI" title="C++/CLI">C++/CLI</a></li>
<li><a href="IronScheme" title="IronScheme">IronScheme</a></li>
<li><a href="IronPython" title="IronPython">IronPython</a></li>
<li><a href="IronRuby" title="IronRuby">IronRuby</a></li>
<li><a href="JScript_.NET" title="JScript .NET">JScript .NET</a></li>
<li><a href="Visual_J_Sharp" title="Visual J Sharp">J#</a></li>
<li><a href="Nemerle" title="Nemerle">Nemerle</a></li>
<li><a href="Oxygene_(programming_language)" title="Oxygene (programming language)">Oxygene</a></li>
<li><a href="Phalanger_(compiler)" title="Phalanger (compiler)">Phalanger</a></li>
<li><a href="Q_Sharp" title="Q Sharp">Q#</a></li>
<li><a href="Scala_(programming_language)" title="Scala (programming language)">Scala</a></li>
<li><a href="Microsoft_Small_Basic" title="Microsoft Small Basic">Small Basic</a></li></ul>
</div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Comparison</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em">
<ul><li><a href="Comparison_of_C_Sharp_and_Java" title="Comparison of C Sharp and Java">C# and Java</a></li>
<li><a href="Comparison_of_C_Sharp_and_Visual_Basic_.NET" title="Comparison of C Sharp and Visual Basic .NET">C# and Visual Basic .NET</a></li>
<li><a href="Comparison_of_Visual_Basic_and_Visual_Basic_.NET" title="Comparison of Visual Basic and Visual Basic .NET">Visual Basic and Visual Basic .NET</a></li></ul>
</div></td></tr></tbody></table><div></div></td></tr></tbody></table></div></div><!--htdig_noindex--><div><div class="zim-footer">
This article is issued from <a class="external text" title="Last edited on 2025-07-04" href="https://en.wikipedia.org/wiki/?title=Boo_(programming_language)&amp;oldid=1298731035">Wikipedia</a>. The text is available under <a class="external text" href="https://creativecommons.org/licenses/by-sa/4.0/deed.en">Creative Commons Attribution-Share Alike 4.0</a> unless otherwise noted. Additional terms may apply for the media files.
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