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              <h1 id="firstHeading" class="firstHeading mw-first-heading"><span lang="it" dir="ltr"><span class="mw-page-title-main">Curl</span></span></h1>
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</style></span><table class="infobox sinottico" summary="Tabella sinottica che riassume i principali dati del soggetto"><tbody><tr class="sinottico_testata"><th colspan="2">Curl<br><span class="sinottico_sottotitolo"><a rel="mw:WikiLink" href="Linguaggio_di_programmazione" title="Linguaggio di programmazione">linguaggio di programmazione</a></span></th></tr><tr><td class="sinottico_testo_centrale " colspan="2"><figure class="mw-halign-center" typeof="mw:File/Frameless"><img src="./_assets_/d89a7a8a01b1881b66330670bf2c17b4.jpg" decoding="async" data-file-width="180" data-file-height="180" data-file-type="bitmap" height="180" width="180" class="mw-file-element" loading="lazy"><figcaption></figcaption></figure></td></tr><tr><th>Autore</th><td>Steve Ward, <a rel="mw:WikiLink" href="Massachusetts_Institute_of_Technology" title="Massachusetts Institute of Technology">MIT</a>
</td></tr><tr><th>Data di origine</th><td>1998
</td></tr><tr><th>Ultima versione</th><td>8.0.14 (8 gennaio 2024)
</td></tr><tr><th><a rel="mw:WikiLink" href="Paradigma_di_programmazione" title="Paradigma di programmazione">Paradigmi</a></th><td><a rel="mw:WikiLink" href="Programmazione_orientata_agli_oggetti" title="Programmazione orientata agli oggetti">orientata agli oggetti</a>, <a rel="mw:WikiLink" href="Linguaggio_di_markup" title="Linguaggio di markup">markup</a>
</td></tr><tr><th><a rel="mw:WikiLink" href="Sistema_dei_tipi" title="Sistema dei tipi">Tipizzazione</a></th><td><a rel="mw:WikiLink" href="Tipizzazione_forte" title="Tipizzazione forte">forte</a>
</td></tr><tr><th>Influenzato da</th><td><a rel="mw:WikiLink" href="HTML" title="HTML">HTML</a>, <a rel="mw:WikiLink" href="JavaScript" title="JavaScript">JavaScript</a>, <a rel="mw:WikiLink" href="Lisp" title="Lisp">Lisp</a>
</td></tr><tr class="sinottico_divisione"><th colspan="2"><a rel="mw:WikiLink" href="Implementazione_di_riferimento" title="Implementazione di riferimento">Implementazione di riferimento</a></th></tr><tr><th><a rel="mw:WikiLink" href="Sistema_operativo" title="Sistema operativo">Sistema operativo</a></th><td><a rel="mw:WikiLink" href="Multipiattaforma" title="Multipiattaforma">Multipiattaforma</a>: <a rel="mw:WikiLink" href="Microsoft_Windows" title="Microsoft Windows">Windows</a>, <a rel="mw:WikiLink" href="Linux" title="Linux">Linux</a>, <a rel="mw:WikiLink" href="MacOS" title="MacOS">macOS</a>
</td></tr><tr><th><a rel="mw:WikiLink" href="Licenza_(informatica)" title="Licenza (informatica)">Licenza</a></th><td>Curl RTE License<sup class="mw-ref reference" id="cite_ref-1" rel="dc:references" typeof="mw:Extension/ref"><a href="#cite_note-1" id="mwBw"><span class="mw-reflink-text" id="mwCA"><span class="cite-bracket" id="mwCQ">[</span>1<span class="cite-bracket" id="mwCg">]</span></span></a></sup>
</td></tr><tr><th><a rel="mw:WikiLink" href="Sito_web" title="Sito web">Sito web</a></th><td><span style="word-break: break-all;"><a rel="mw:ExtLink nofollow" href="https://www.curl.com/" class="external text">www.curl.com/</a></span>
</td></tr><tr></tr></tbody></table><span class="mw-empty-elt"></span>

<p id="mwCw"><b id="mwDA">Curl</b> è un <a rel="mw:WikiLink" href="Linguaggio_di_programmazione" title="Linguaggio di programmazione" id="mwDQ">linguaggio di programmazione</a> <a rel="mw:WikiLink" href="Orientato_agli_oggetti" title="Orientato agli oggetti" class="mw-redirect" id="mwDg">orientato agli oggetti</a> per <a rel="mw:WikiLink" href="Applicazione_web" title="Applicazione web" id="mwDw">applicazioni web</a> interattive. L'obiettivo principale del linguaggio è quello di integrare la <a rel="mw:WikiLink" href="Formattazione_del_testo" title="Formattazione del testo" id="mwEA">formattazione del testo</a> e la <a rel="mw:WikiLink" href="Programmazione_web" title="Programmazione web" id="mwEQ">programmazione web</a>. Curl rende possibile includere oggetti complessi all'interno di semplici documenti senza dover utilizzare diversi linguaggi di programmazione o piattaforme di sviluppo.</p>

<p id="mwEg">Il linguaggio mira ad affrontare un problema di lunga data: le diverse componenti che costituiscono qualsiasi documento web moderno spesso richiedono metodi di implementazione notevolmente differenti: diversi linguaggi, strumenti, <i id="mwEw"><a rel="mw:WikiLink" href="Framework_per_applicazioni_web" title="Framework per applicazioni web" id="mwFA">framework</a></i> e spesso anche diversi team di sviluppo. La problematica è quella di permettere a blocchi diversi di comunicare tra loro senza sforzo. Curl affronta tale problematica fornendo un'interfaccia sintattica e semantica a tutti i livelli della creazione di contenuto web: dal semplice <a rel="mw:WikiLink" href="HTML" title="HTML" id="mwFQ">HTML</a> a complessi linguaggi di programmazione a oggetti.</p>

<p id="mwFg">Curl combina markup di testo (come in HTML), <i id="mwFw"><a rel="mw:WikiLink" href="Scripting" title="Scripting" class="mw-redirect" id="mwGA">scripting</a></i> (come in <a rel="mw:WikiLink" href="JavaScript" title="JavaScript" id="mwGQ">JavaScript</a>) e alto potere computazionale (come in <a rel="mw:WikiLink" href="Java_(linguaggio_di_programmazione)" title="Java (linguaggio di programmazione)" id="mwGg">Java</a>, <a rel="mw:WikiLink" href="C_sharp" title="C sharp" id="mwGw">C#</a> o <a rel="mw:WikiLink" href="C%2B%2B" title="C++" id="mwHA">C++</a>) all'interno di un unico <i id="mwHQ">framework</i>. È utilizzato in una gamma di applicazioni enterprise, <a rel="mw:WikiLink" href="Business_to_Business" title="Business to Business" class="mw-redirect" id="mwHg">Business to Business</a> (B2B) e <a rel="mw:WikiLink" href="Business_to_Consumer" title="Business to Consumer" class="mw-redirect" id="mwHw">Business to Consumer</a> (B2C).</p>

</section><section data-mw-section-id="1" id="mwIA" aria-labelledby="Sintassi"><div class="mw-heading mw-heading2"><h2 id="Sintassi">Sintassi</h2></div>
<p id="mwIQ">Un semplice <a rel="mw:WikiLink" href="Applet" title="Applet" id="mwIg">applet</a> <a rel="mw:WikiLink" href="Hello_World" title="Hello World" class="mw-redirect" id="mwIw">HelloWorld</a> in Curl si presenta come:</p>
<div class="mw-highlight mw-highlight-lang-text mw-content-ltr mw-highlight-lines mw-highlight-copy" dir="ltr" typeof="mw:Extension/syntaxhighlight" id="mwJA"><pre id="mwJQ"><span id="mwJg"></span><span class="linenos" data-line="1" id="mwJw"></span>{Curl 7.0, 8.0 applet}
<span class="linenos" data-line="2" id="mwKA"></span> {text
<span class="linenos" data-line="3" id="mwKQ"></span>    color = "blue",
<span class="linenos" data-line="4" id="mwKg"></span>    font-size = 16pt,
<span class="linenos" data-line="5" id="mwKw"></span>    Hello World}
</pre></div>
<p id="mwLA">Questo codice per funzionare richiede che sia installata la versione 7.0 o 8.0 o superiori.</p>

</section><section data-mw-section-id="2" id="mwLQ" aria-labelledby="Note"><div class="mw-heading mw-heading2"><h2 id="Note">Note</h2></div>
<div class="mw-references-wrap" typeof="mw:Extension/references" id="mwLg"><ol class="mw-references references" id="mwLw"><li id="cite_note-1" data-mw-footnote-number="1"><span class="mw-cite-backlink" id="mwMA"><a href="#cite_ref-1" rel="mw:referencedBy" id="mwMQ"><span class="mw-linkback-text" id="mwMg">↑</span></a></span> <span id="mw-reference-text-cite_note-1" class="mw-reference-text reference-text"><cite class="citation web" style="font-style:normal" id="mwMw"><a rel="mw:ExtLink nofollow" href="https://www.curl.com/products/license/" class="external text" id="mwNA"><span style="font-style:italic;" id="mwNQ">curl.com</span></a>. <small id="mwNg">URL consultato il 7  agosto 2026</small>.</cite></span></li>
</ol></div>

</section><section data-mw-section-id="3" id="mwNw" aria-labelledby="Collegamenti_esterni"><div class="mw-heading mw-heading2"><h2 id="Collegamenti_esterni">Collegamenti esterni</h2></div>
<ul id="mwOA"><li class="mw-empty-elt" id="mwOQ"></li><span typeof="mw:Transclusion" id="mwOg">
</span><li><cite class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr>,<span typeof="mw:Entity">&nbsp;</span><abbr title="coreano">KO</abbr></span>) <a rel="mw:ExtLink nofollow" href="https://www.curl.com/" class="external text"><span style="font-style:italic;">Sito ufficiale</span></a>, su <span style="font-style:italic;">curl.com</span>.</cite> </li><span>
</span><li><cite id="CITEREFOpen_Library_Subjects" class="citation web" style="font-style:normal">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>) <a rel="mw:ExtLink nofollow" href="https://openlibrary.org/subjects/curl_(computer_program_language)" class="external text"><span style="font-style:italic;">Opere riguardanti Curl (Computer program language)</span></a>, su <span style="font-style:italic;"><a rel="mw:WikiLink" href="Open_Library" title="Open Library" class="mw-redirect">Open Library</a></span>, <a rel="mw:WikiLink" href="Internet_Archive" title="Internet Archive">Internet Archive</a>.</cite> </li></ul>

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</style></span><table class="CdA"><tbody><tr><th>Controllo di autorità</th><td><a rel="mw:WikiLink" href="Library_of_Congress_Control_Number" title="Library of Congress Control Number">LCCN</a> <span class="uid">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr></span>)<span typeof="mw:Entity">&nbsp;</span><a rel="mw:ExtLink nofollow" href="http://id.loc.gov/authorities/subjects/sh2003001153" class="external text">sh2003001153</a></span><span style="font-weight:bold;"><span typeof="mw:Entity">&nbsp;</span>·</span> <a rel="mw:WikiLink" href="Gemeinsame_Normdatei" title="Gemeinsame Normdatei">GND</a> <span class="uid">(<span style="font-weight:bolder; font-size:80%"><abbr title="tedesco">DE</abbr></span>)<span typeof="mw:Entity">&nbsp;</span><a rel="mw:ExtLink nofollow" href="https://d-nb.info/gnd/4704288-6" class="external text">4704288-6</a></span><span style="font-weight:bold;"><span typeof="mw:Entity">&nbsp;</span>·</span> <a rel="mw:WikiLink" href="Biblioteca_nazionale_di_Israele" title="Biblioteca nazionale di Israele">J9U</a> <span class="uid">(<span style="font-weight:bolder; font-size:80%"><abbr title="inglese">EN</abbr>,<span typeof="mw:Entity">&nbsp;</span><abbr title="ebraico">HE</abbr></span>)<span typeof="mw:Entity">&nbsp;</span><a rel="mw:ExtLink nofollow" href="https://www.nli.org.il/en/authorities/987007535176105171" class="external text">987007535176105171</a></span></td></tr></tbody></table><span class="mw-empty-elt"></span>




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