HTML | DOM 输入事件

当用户更改元素、元素的值或元素时，将触发<strong>input 事件</strong>。<br/> DOM InputEvent 在 HTML 文档中的元素获得用户输入时发生。</p> <p><strong>输入事件属性：</strong></p> <ul> <li><strong>数据：</strong>返回插入的字符。</li> <li> <strong>dataTransfer：</strong>返回一个包含有关插入/删除数据的信息的对象。</li> <li> <strong>getTargetRanges：</strong>返回一个包含将受插入/.eletion 影响的目标范围的数组。</li> <li> <strong>inputType：</strong>返回更改的类型（即“插入”或“删除”）</li> <li> <strong>isComposing：</strong>返回事件的状态。</li> </ul> <p><strong>句法：</strong> </p> <div class="hcb_wrap"> <pre class="prism line-numbers lang-html" data-lang="HTML"><code class="replace"><element oninput="Function"> </code></pre> </div> <p><strong>示例 1：</strong>使用<strong>“event.inputType;”</strong>访问输入类型</p> <div class="hcb_wrap"> <pre class="prism line-numbers lang-html" data-lang="HTML"><code class="replace"><!DOCTYPE html> <html> <body> <input type="text" id="myInput" oninput="myFunction(event)"> <p>The type of action:<span id="demo"> </span></p> <script> function myFunction(event) { document.getElementById( "demo").innerHTML = event.inputType; } </script> </body> </html> </code></pre> </div> <p><strong>输出：</strong><br/><strong>前：</strong> <br/><img alt="" class="img-fluid" src="https://mangodoc.oss-cn-beijing.aliyuncs.com/geek8geeks/HTML_%7C_DOM_InputEvent_0.jpg"/></p> <p></p> <div class="_ap_apex_ad" id="d6f45c53-ff16-4cc5-8b91-eb6ee7037116" style="min-height:280px"></div> <p></p> <p><strong>后：</strong> <br/><img alt="" class="img-fluid" src="https://mangodoc.oss-cn-beijing.aliyuncs.com/geek8geeks/HTML_%7C_DOM_InputEvent_1.jpg"/></p> <p><strong>示例 2：</strong>访问数据属性以返回插入的字符。 </p> <div class="hcb_wrap"> <pre class="prism line-numbers lang-html" data-lang="HTML"><code class="replace"><!DOCTYPE html> <html> <body> <input type="text" id="myInput" oninput="myFunction(event)"> <p>The inserted character: <span id="demo"> </span></p> <script> function myFunction(event) { document.getElementById( "demo").innerHTML = event.data; } </script> </body> </html> </code></pre> </div> <p><strong>输出：</strong><br/><strong>前：</strong> <br/><img alt="" class="img-fluid" src="https://mangodoc.oss-cn-beijing.aliyuncs.com/geek8geeks/HTML_%7C_DOM_InputEvent_2.jpg"/></p> <p><strong>后：</strong> <br/><img alt="" class="img-fluid" src="https://mangodoc.oss-cn-beijing.aliyuncs.com/geek8geeks/HTML_%7C_DOM_InputEvent_3.jpg"/></p> <p><strong>示例 3：</strong> oninput 返回整个插入的数据。 </p> <div class="hcb_wrap"> <pre class="prism line-numbers lang-html" data-lang="HTML"><code class="replace"><!DOCTYPE html> <html> <body> <p>Write something in the text field to start the function....</p> <input type="text" id="myInput" oninput="Function()"> <p id="demo"></p> <script> function Function() { var x = document.getElementById( "myInput").value; document.getElementById( "demo").innerHTML = "You wrote: " + x; } </script> </body> </html> </code></pre> </div> <p><strong>输出：</strong><br/><strong>前：</strong> <br/><img alt="" class="img-fluid" src="https://mangodoc.oss-cn-beijing.aliyuncs.com/geek8geeks/HTML_%7C_DOM_InputEvent_4.jpg"/></p> <p><strong>后：</strong> <br/><img alt="" class="img-fluid" src="https://mangodoc.oss-cn-beijing.aliyuncs.com/geek8geeks/HTML_%7C_DOM_InputEvent_5.jpg"/></p> <p><strong>支持的浏览器：</strong></p> <ul> <li>谷歌浏览器</li> <li>火狐 4.0</li> <li>浏览器 9.0</li> <li> Safari 5.0</li> <li>歌剧</li> </ul> <div class="_ap_apex_ad" id="82d2079a-8120-480f-9fc7-5cda825d56e7" style="min-height:280px"></div> <p></p></div> </article> </div> </div> </div> </div> </div> <footer> <div class="bg-white text-center pb-1"> <p class="text-body-tertiary pt-3 lh-lg text-opacity-50" id="footer-text">Copyright © 2020 - 2024 版权所有 <br> <a href="https://beian.miit.gov.cn/" target="_blank" class="text-opacity-50 text-body-tertiary mt-1 mb-1">蜀ICP备20006366号-1</a> <br> Made with ❤️ in Chengdu </p> </div> </footer>  <script src="https://unpkg.com/bootstrap@5.3.0-alpha1/dist/js/bootstrap.bundle.min.js" crossorigin="anonymous"></script>  <script src="https://cdn.jsdelivr.net/npm/@meilisearch/instant-meilisearch/dist/instant-meilisearch.umd.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/instantsearch.js@4"></script> <script src="https://imangodoc.com/static/javascript/meili_custom.js"></script>  <script src="https://cdn.jsdelivr.net/npm/prismjs@1.29.0/components/prism-core.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/prismjs@1.29.0/plugins/toolbar/prism-toolbar.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/prismjs@1.29.0/plugins/autoloader/prism-autoloader.min.js"></script> <script src="https://cdn.jsdelivr.net/npm/prismjs@1.29.0/plugins/copy-to-clipboard/prism-copy-to-clipboard.min.js"></script> </body> </html>