https://wiki.mistarg.cn/index.php?action=history&feed=atom&title=%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E4%B8%8E%E5%AD%97%E8%8A%82%E5%BA%8F 十六进制与字节序 - 版本历史 2026-10-17T03:48:25Z 本wiki上该页面的版本历史 MediaWiki 1.46.2 https://wiki.mistarg.cn/index.php?title=%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E4%B8%8E%E5%AD%97%E8%8A%82%E5%BA%8F&diff=2323&oldid=prev 迷雾样式迁移：​重写科普正文：定义、结构、原理与资料表 2026-10-14T10:14:42Z <p>重写科普正文：定义、结构、原理与资料表</p> <table style="background-color: #fff; color: #202122;" data-mw-interface=""> <col class="diff-marker" /> <col class="diff-content" /> <col class="diff-marker" /> <col class="diff-content" /> <tr class="diff-title" lang="zh-Hans-CN"> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">←上一版本</td> <td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">2026年10月14日 (三) 10:14的版本</td> </tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">第1行：</td> <td colspan="2" class="diff-lineno">第1行：</td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">十六进制用两个字符表示一个字节，例如 &lt;code&gt;FF&lt;/code&gt; 是十进制 255。字节序说明多个字节组成整数时，低有效字节与高有效字节的排列方向。&lt;ref&gt;[https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/DataView MDN《DataView》，中文，大小端读取]&lt;/ref&gt;</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">十六进制以 0—9、A—F 表示数值，每两位可表示一个 0—255 的字节。十六进制查看器通常同时显示字节偏移、字节的十六进制写法和可显示字符的文本预览。</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>== <del style="font-weight: bold; text-decoration: none;">两字节示例 </del>==</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>== <ins style="font-weight: bold; text-decoration: none;">多字节整数的排列 </ins>==</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">字节 </del>&lt;code&gt;<del style="font-weight: bold; text-decoration: none;">12 34</del>&lt;/code&gt; <del style="font-weight: bold; text-decoration: none;">若按大端读取，为十六进制整数 </del>&lt;code&gt;<del style="font-weight: bold; text-decoration: none;">0x1234</del>&lt;/code&gt;<del style="font-weight: bold; text-decoration: none;">；若按小端读取，则为 </del>&lt;code&gt;<del style="font-weight: bold; text-decoration: none;">0x3412</del>&lt;/code&gt;<del style="font-weight: bold; text-decoration: none;">。字节本身没有变化，变的是整数解释。字节偏移通常从 0 开始计数，但有些编辑器以 1 开始显示位置，引用时应写清。</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">字节序规定多字节整数在连续内存或文件中的存放顺序。数值 </ins>&lt;code&gt;<ins style="font-weight: bold; text-decoration: none;">0x1234</ins>&lt;/code&gt; <ins style="font-weight: bold; text-decoration: none;">占两个字节时，大端序为 </ins>&lt;code&gt;<ins style="font-weight: bold; text-decoration: none;">12 34</ins>&lt;/code&gt;<ins style="font-weight: bold; text-decoration: none;">，小端序为 </ins>&lt;code&gt;<ins style="font-weight: bold; text-decoration: none;">34 12</ins>&lt;/code&gt;<ins style="font-weight: bold; text-decoration: none;">。字节序不会改变单个字节内部比特的通常书写方向。</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>=<del style="font-weight: bold; text-decoration: none;">= 文本与二进制 ==</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">{| class</ins>=<ins style="font-weight: bold; text-decoration: none;">"wikitable"</ins></div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">十六进制窗口显示的是原始字节；旁边的字符预览依赖选用的字符编码。看到不可读符号不代表数据损坏。理解文件结构时应同时标注偏移、字段长度、字节序和所依据的格式规范，而非只猜一段数据“像文字”。</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">! 概念 !! 含义</ins></div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">|-</ins></div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">== 相关条目 ==</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">| 偏移 || 字节相对于文件开头的位置，常从 0 开始。</ins></div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">[[文件类型与签名]] · [[Unicode 与 UTF</del>-<del style="font-weight: bold; text-decoration: none;">8]]</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">|-</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">| 大端序 || 高有效字节在低地址。</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">|</ins>-</div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">| 小端序 || 低有效字节在低地址。</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">|}</ins></div></td></tr> <tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">相同字节可按文本、整数、像素或其他结构解释；编码和字节序都依赖文件格式的定义。</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== 参考资料 ==</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>== 参考资料 ==</div></td></tr> <tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;">&lt;references </del>/<del style="font-weight: bold; text-decoration: none;">&gt;</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">* [https:</ins>/<ins style="font-weight: bold; text-decoration: none;">/developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/DataView MDN《DataView》，中文，大小端读取]</ins></div></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr> <tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[工具和科普/图片与文件|返回图片与文件]]</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>[[工具和科普/图片与文件|返回图片与文件]]</div></td></tr> </table> 迷雾样式迁移 https://wiki.mistarg.cn/index.php?title=%E5%8D%81%E5%85%AD%E8%BF%9B%E5%88%B6%E4%B8%8E%E5%AD%97%E8%8A%82%E5%BA%8F&diff=2262&oldid=prev 迷雾样式迁移：​重排科普目录与分类页面；保留工具索引和学习资源 2026-10-14T09:36:50Z <p>重排科普目录与分类页面；保留工具索引和学习资源</p> <p><b>新页面</b></p><div>十六进制用两个字符表示一个字节，例如 &lt;code&gt;FF&lt;/code&gt; 是十进制 255。字节序说明多个字节组成整数时，低有效字节与高有效字节的排列方向。&lt;ref&gt;[https://developer.mozilla.org/zh-CN/docs/Web/JavaScript/Reference/Global_Objects/DataView MDN《DataView》，中文，大小端读取]&lt;/ref&gt;<br /> <br /> == 两字节示例 ==<br /> 字节 &lt;code&gt;12 34&lt;/code&gt; 若按大端读取，为十六进制整数 &lt;code&gt;0x1234&lt;/code&gt;；若按小端读取，则为 &lt;code&gt;0x3412&lt;/code&gt;。字节本身没有变化，变的是整数解释。字节偏移通常从 0 开始计数，但有些编辑器以 1 开始显示位置，引用时应写清。<br /> <br /> == 文本与二进制 ==<br /> 十六进制窗口显示的是原始字节；旁边的字符预览依赖选用的字符编码。看到不可读符号不代表数据损坏。理解文件结构时应同时标注偏移、字段长度、字节序和所依据的格式规范，而非只猜一段数据“像文字”。<br /> <br /> == 相关条目 ==<br /> [[文件类型与签名]] · [[Unicode 与 UTF-8]]<br /> <br /> == 参考资料 ==<br /> &lt;references /&gt;<br /> <br /> [[工具和科普/图片与文件|返回图片与文件]]</div> 迷雾样式迁移