diff options
Diffstat (limited to 'files/zh-cn/web/javascript/reference/operators/bitwise_not')
| -rw-r--r-- | files/zh-cn/web/javascript/reference/operators/bitwise_not/index.html | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/files/zh-cn/web/javascript/reference/operators/bitwise_not/index.html b/files/zh-cn/web/javascript/reference/operators/bitwise_not/index.html index ff285826b0..416bb69347 100644 --- a/files/zh-cn/web/javascript/reference/operators/bitwise_not/index.html +++ b/files/zh-cn/web/javascript/reference/operators/bitwise_not/index.html @@ -19,14 +19,14 @@ translation_of: Web/JavaScript/Reference/Operators/Bitwise_NOT <h2 id="语法">语法</h2> -<pre class="syntaxbox notranslate"><code><var>~a</var></code> +<pre class="syntaxbox"><code><var>~a</var></code> </pre> <h2 id="描述">描述</h2> <p>操作数被转换为32位二进制表示（0和1）。超过32位的数字将丢弃其最高有效位。如下例子中，超过32位的整数转换为32位整数：</p> -<pre class="brush: js notranslate">Before: 11100110111110100000000000000110000000000001 +<pre class="brush: js">Before: 11100110111110100000000000000110000000000001 After: 10100000000000000110000000000001</pre> <p>第一个操作数中的每个位都与第二个操作数中的相应位配对：第一位到第一位，第二位到第二位，依此类推。</p> @@ -54,7 +54,7 @@ After: 10100000000000000110000000000001</pre> </tbody> </table> -<pre class="brush: js notranslate"> 9 (base 10) = 00000000000000000000000000001001 (base 2) +<pre class="brush: js"> 9 (base 10) = 00000000000000000000000000001001 (base 2) -------------------------------- ~9 (base 10) = 11111111111111111111111111110110 (base 2) = -10 (base 10) </pre> @@ -69,7 +69,7 @@ After: 10100000000000000110000000000001</pre> <h3 id="使用按位取反">使用按位取反</h3> -<pre class="brush: js notranslate">~0; // -1 +<pre class="brush: js">~0; // -1 ~-1; // 0 ~1; // -2 </pre> |