diff options
Diffstat (limited to 'files/zh-cn/web/javascript/reference/global_objects/math/round/index.html')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/global_objects/math/round/index.html | 57 |
1 files changed, 5 insertions, 52 deletions
diff --git a/files/zh-cn/web/javascript/reference/global_objects/math/round/index.html b/files/zh-cn/web/javascript/reference/global_objects/math/round/index.html index 8cc263a27d..4320c81ed1 100644 --- a/files/zh-cn/web/javascript/reference/global_objects/math/round/index.html +++ b/files/zh-cn/web/javascript/reference/global_objects/math/round/index.html @@ -19,13 +19,12 @@ translation_of: Web/JavaScript/Reference/Global_Objects/Math/round <dl> <dt><code>x</code></dt> <dd>一个数值。</dd> - <dt> - <h3 id="返回值">返回值</h3> - - <p>给定数字的值四舍五入到最接近的整数。</p> - </dt> </dl> +<h3 id="返回值">返回值</h3> + +<p>给定数字的值四舍五入到最接近的整数。</p> + <h2 id="Description">描述</h2> <p>如果参数的小数部分大于 0.5,则舍入到相邻的绝对值更大的整数。 如果参数的小数部分小于 0.5,则舍入到相邻的绝对值更小的整数。如果参数的小数部分恰好等于0.5,则舍入到相邻的在正无穷(+∞)方向上的整数。<strong>注意,与很多其他语言中的<code>round()函数</code>不同,<code>Math.round()并不总是舍入到远离0的方向(尤其是在负数的小数部分恰好等于0.5的情况下)。</code></strong></p> @@ -155,53 +154,7 @@ round(1.005, 2); //1.01 <h2 id="浏览器兼容性">浏览器兼容性</h2> -<div>{{CompatibilityTable}}</div> - -<div> -<table class="compat-table"> - <tbody> - <tr> - <th>Feature</th> - <th>Chrome</th> - <th>Firefox (Gecko)</th> - <th>Internet Explorer</th> - <th>Opera</th> - <th>Safari (WebKit)</th> - </tr> - <tr> - <td>Basic support</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - </tr> - </tbody> -</table> -</div> - -<div> -<table class="compat-table"> - <tbody> - <tr> - <th>Feature</th> - <th>Android</th> - <th>Firefox Mobile (Gecko)</th> - <th>IE Phone</th> - <th>Opera Mobile</th> - <th>Safari Mobile</th> - </tr> - <tr> - <td>Basic support</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - <td>{{CompatVersionUnknown}}</td> - </tr> - </tbody> -</table> -</div> +{{Compat}} <h2 id="See_also">相关链接</h2> |
