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author | Florian Merz <me@fiji-flo.de> | 2021-02-11 14:45:12 +0100 |
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committer | Florian Merz <me@fiji-flo.de> | 2021-02-11 14:45:12 +0100 |
commit | cb9e359a51c3249d8f5157db69d43fd413ddeda6 (patch) | |
tree | ae3040d626c3b5717da5bda2af9f0a9ff9bd389f /files/ca/web/javascript/reference/global_objects/math/pi | |
parent | 8260a606c143e6b55a467edf017a56bdcd6cba7e (diff) | |
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unslug ca: move
Diffstat (limited to 'files/ca/web/javascript/reference/global_objects/math/pi')
-rw-r--r-- | files/ca/web/javascript/reference/global_objects/math/pi/index.html | 116 |
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diff --git a/files/ca/web/javascript/reference/global_objects/math/pi/index.html b/files/ca/web/javascript/reference/global_objects/math/pi/index.html new file mode 100644 index 0000000000..b867c953df --- /dev/null +++ b/files/ca/web/javascript/reference/global_objects/math/pi/index.html @@ -0,0 +1,116 @@ +--- +title: Math.PI +slug: Web/JavaScript/Referencia/Objectes_globals/Math/PI +translation_of: Web/JavaScript/Reference/Global_Objects/Math/PI +--- +<div>{{JSRef("Global_Objects", "Math")}}</div> + +<h2 id="Summary" name="Summary">Resum</h2> + +<p>La propietat <strong><code>Math.PI</code></strong> representa el ratio entre la circumferència d'un crecle i el seu diàmetre, el seu valor aproximat és de 3.14159:</p> + +<p><math display="block"><semantics><mrow><mstyle mathvariant="monospace"><mi>Math.PI</mi></mstyle><mo>=</mo><mi>π</mi><mo>≈</mo><mn>3.14159</mn></mrow><annotation encoding="TeX">\mathtt{\mi{Math.PI}} = \pi \approx 3.14159</annotation></semantics></math></p> + +<div>{{js_property_attributes(0, 0, 0)}}</div> + +<h2 id="Description" name="Description">Descripció</h2> + +<p>Com que <code>PI</code> és una propietat estàtica de <code>Math</code>, sempre s'utilitza amb la forma <code>Math.PI</code>, ren comptes de com una propietat d'un objecte <code>Math</code> ja creat (<code>Math</code> on és un constructor).</p> + +<h2 id="Examples" name="Examples">Exemples</h2> + +<h3 id="Example:_Using_Math.PI" name="Example:_Using_Math.PI">Exemple: Utilitzar <code>Math.PI</code></h3> + +<p>La funció següent utilitza <code>Math.PI</code> per a calcular la circumferència d'un cercle a partir del radi que rep.</p> + +<pre class="brush: js">function calculateCircumference(radius) { + return 2 * Math.PI * radius; +} + +calculateCircumference(1); // 6.283185307179586 +</pre> + +<h2 id="Specifications" name="Specifications">Especificacions</h2> + +<table class="standard-table"> + <tbody> + <tr> + <th scope="col">Especificació</th> + <th scope="col">Estat</th> + <th scope="col">Comentaris</th> + </tr> + <tr> + <td>ECMAScript 1a Edició.</td> + <td>Standard</td> + <td>Definició inicial. Implementat a JavaScript 1.0.</td> + </tr> + <tr> + <td>{{SpecName('ES5.1', '#sec-15.8.1.6', 'Math.PI')}}</td> + <td>{{Spec2('ES5.1')}}</td> + <td> </td> + </tr> + <tr> + <td>{{SpecName('ES6', '#sec-math.pi', 'Math.PI')}}</td> + <td>{{Spec2('ES6')}}</td> + <td> </td> + </tr> + </tbody> +</table> + +<h2 id="Browser_compatibility" name="Browser_compatibility">Compatibilitat amb navegadors</h2> + +<div>{{CompatibilityTable}}</div> + +<div id="compat-desktop"> +<table class="compat-table"> + <tbody> + <tr> + <th>Característica</th> + <th>Chrome</th> + <th>Firefox (Gecko)</th> + <th>Internet Explorer</th> + <th>Opera</th> + <th>Safari</th> + </tr> + <tr> + <td>Suport bàsic</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>Característica</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>Suport bàsic</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">Vegeu també</h2> + +<ul> + <li>{{jsxref("Global_Objects/Math", "Math")}}</li> +</ul> |