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| author | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:17 -0500 |
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| committer | Peter Bengtsson <mail@peterbe.com> | 2020-12-08 14:42:17 -0500 |
| commit | da78a9e329e272dedb2400b79a3bdeebff387d47 (patch) | |
| tree | e6ef8aa7c43556f55ddfe031a01cf0a8fa271bfe /files/it/web/javascript/reference/global_objects/infinity | |
| parent | 1109132f09d75da9a28b649c7677bb6ce07c40c0 (diff) | |
| download | translated-content-da78a9e329e272dedb2400b79a3bdeebff387d47.tar.gz translated-content-da78a9e329e272dedb2400b79a3bdeebff387d47.tar.bz2 translated-content-da78a9e329e272dedb2400b79a3bdeebff387d47.zip | |
initial commit
Diffstat (limited to 'files/it/web/javascript/reference/global_objects/infinity')
| -rw-r--r-- | files/it/web/javascript/reference/global_objects/infinity/index.html | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/files/it/web/javascript/reference/global_objects/infinity/index.html b/files/it/web/javascript/reference/global_objects/infinity/index.html new file mode 100644 index 0000000000..48b983e107 --- /dev/null +++ b/files/it/web/javascript/reference/global_objects/infinity/index.html @@ -0,0 +1,114 @@ +--- +title: Infinity +slug: Web/JavaScript/Reference/Global_Objects/Infinity +translation_of: Web/JavaScript/Reference/Global_Objects/Infinity +--- +<div> +<div> +<div>{{jsSidebar("Objects")}}</div> +</div> +</div> + +<h2 id="Summary" name="Summary">Sommario</h2> + +<p>La proprietà globale <strong><code>Infinity</code></strong> è un valore numerico che rappresenta l'infinito.</p> + +<p>{{js_property_attributes(0,0,0)}}</p> + +<h2 id="Syntax" name="Syntax">Sintassi</h2> + +<pre class="syntaxbox"><code>Infinity </code></pre> + +<h2 id="Description" name="Description">Descrizione</h2> + +<p><code>Infinity</code> è una proprietà dell'<em>oggetto globale</em>, ossia una variabile nell'ambito globale.</p> + +<p>Il valore iniziale di <code>Infinity</code> è {{jsxref("Number.POSITIVE_INFINITY")}}. Il valore <code>Infinity</code> (infinito positivo) è maggiore di ogni altro numero. Matematicamente questo valore si comporta come l'infinito: per esempio, qualsiasi numero positivo moltipilicato per <code>Infinity</code> è uguale a <code>Infinity</code>, e qualsiasi numero diviso per <code>Infinity</code> è uguale a 0.</p> + +<p>Secondo la specifica ECMAScript5, <code>Infinity</code> è accessibile in sola lettura (implementato in JavaScript 1.8.5 / Firefox 4).</p> + +<h2 id="Specifiche">Specifiche</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Specifica</th> + <th scope="col">Stato</th> + <th scope="col">Commenti</th> + </tr> + <tr> + <td>ECMAScript 1st Edition.</td> + <td>Standard</td> + <td>Definizione iniziale. Implementato in JavaScript 1.3</td> + </tr> + <tr> + <td>{{SpecName('ES5.1', '#sec-15.1.1.2', 'Infinity')}}</td> + <td>{{Spec2('ES5.1')}}</td> + <td> </td> + </tr> + <tr> + <td>{{SpecName('ES6', '#sec-value-properties-of-the-global-object-infinity', 'Infinity')}}</td> + <td>{{Spec2('ES6')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="Compatibilità_con_i_browser">Compatibilità con i browser</h2> + +<p>{{ CompatibilityTable() }}</p> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Funzionalità</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari</th> + </tr> + <tr> + <td>Supporto di base</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + </tr> + </tbody> +</table> +</div> + +<div id="compat-mobile"> +<table class="compat-table"> + <tbody> + <tr> + <th><span style="font-family: 'Open Sans Light', sans-serif; font-size: 16px; line-height: 16px;">Funzionalità</span></th> + <th>Android</th> + <th>Chrome for Android</th> + <th>Firefox Mobile (Gecko)</th> + <th>IE Mobile</th> + <th>Opera Mobile</th> + <th>Safari Mobile</th> + </tr> + <tr> + <td><span style="font-size: 12px; line-height: 18px;">Supporto di base</span></td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + <td>{{ CompatVersionUnknown() }}</td> + </tr> + </tbody> +</table> +</div> + +<h2 id="See_also" name="See_also">Vedi anche</h2> + +<ul> + <li>{{jsxref("Number.NEGATIVE_INFINITY")}}</li> + <li>{{jsxref("Number.POSITIVE_INFINITY")}}</li> +</ul> |
