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author | julieng <julien.gattelier@gmail.com> | 2021-08-03 08:03:09 +0200 |
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committer | SphinxKnight <SphinxKnight@users.noreply.github.com> | 2021-09-03 08:08:25 +0200 |
commit | 844f5103992238c0c23203286dad16a466e89c97 (patch) | |
tree | d537708951bb2b61be8192ffacc05a0ce6804f89 /files/fr/web/javascript/reference/errors/precision_range/index.md | |
parent | a70fd5b73ecb10bec3906640023e2a1a46e118a2 (diff) | |
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diff --git a/files/fr/web/javascript/reference/errors/precision_range/index.md b/files/fr/web/javascript/reference/errors/precision_range/index.md new file mode 100644 index 0000000000..52adf5bcd1 --- /dev/null +++ b/files/fr/web/javascript/reference/errors/precision_range/index.md @@ -0,0 +1,99 @@ +--- +title: 'RangeError: precision is out of range' +slug: Web/JavaScript/Reference/Errors/Precision_range +tags: + - Erreurs + - JavaScript + - RangeError +translation_of: Web/JavaScript/Reference/Errors/Precision_range +original_slug: Web/JavaScript/Reference/Erreurs/Precision_range +--- +<div>{{jsSidebar("Errors")}}</div> + +<h2 id="Message">Message</h2> + +<pre class="syntaxbox">RangeError: The number of fractional digits is out of range (Edge) +RangeError: The precision is out of range (Edge) +RangeError: precision {0} out of range (Firefox) +RangeError: toExponential() argument must be between 0 and 20 (Chrome) +RangeError: toFixed() digits argument must be between 0 and 20 (Chrome) +RangeError: toPrecision() argument must be between 1 and 21 (Chrome) +</pre> + +<h2 id="Type_d'erreur">Type d'erreur</h2> + +<p>{{jsxref("RangeError")}}</p> + +<h2 id="Quel_est_le_problème">Quel est le problème ?</h2> + +<p>Un argument dont la précision est en dehors de l'intervalle valide, prévu par le moteur JavaScript, a été utilisé pour une de ces méthodes :</p> + +<ul> + <li>{{jsxref("Number.prototype.toExponential()")}}</li> + <li>{{jsxref("Number.prototype.toFixed()")}}</li> + <li>{{jsxref("Number.prototype.toPrecision()")}}</li> +</ul> + +<p>Généralement, ces méthodes acceptent des arguments de précision compris entre 0 et 20 (voire 21). Cependant, la spécification ECMAScript permet de gérer des valeurs en dehors de cet intervalle.</p> + +<table class="standard-table"> + <thead> + <tr> + <th scope="col">Méthode</th> + <th scope="col">Firefox (SpiderMonkey)</th> + <th scope="col">Chrome, Opera (V8)</th> + </tr> + </thead> + <tbody> + <tr> + <td>{{jsxref("Number.prototype.toExponential()")}}</td> + <td>0 to 100</td> + <td>0 to 20</td> + </tr> + <tr> + <td>{{jsxref("Number.prototype.toFixed()")}}</td> + <td>-20 to 100</td> + <td>0 to 20</td> + </tr> + <tr> + <td>{{jsxref("Number.prototype.toPrecision()")}}</td> + <td>1 to 100</td> + <td>1 to 21</td> + </tr> + </tbody> +</table> + +<h2 id="Exemples">Exemples</h2> + +<h3 id="Exemples_invalides">Exemples invalides</h3> + +<pre class="brush: js example-bad">77.1234.toExponential(-1); // RangeError +77.1234.toExponential(101); // RangeError + +2.34.toFixed(-100); // RangeError +2.34.toFixed(1001); // RangeError + +1234.5.toPrecision(-1); // RangeError +1234.5.toPrecision(101); // RangeError +</pre> + +<h3 id="Exemples_valides">Exemples valides</h3> + +<pre class="brush: js example-good">77.1234.toExponential(4); // 7.7123e+1 +77.1234.toExponential(2); // 7.71e+1 + +2.34.toFixed(1); // 2.3 +2.35.toFixed(1); // 2.4 (note that it rounds up in this case) + +5.123456.toPrecision(5); // 5.1235 +5.123456.toPrecision(2); // 5.1 +5.123456.toPrecision(1); // 5 +</pre> + +<h2 id="Voir_aussi">Voir aussi</h2> + +<ul> + <li>{{jsxref("Number.prototype.toExponential()")}}</li> + <li>{{jsxref("Number.prototype.toFixed()")}}</li> + <li>{{jsxref("Number.prototype.toPrecision()")}}</li> +</ul> |