在这个示例中,当用户点击“滚动到底部”按钮时,JavaScript函数scrollToBottom会被调用,该函数会将<textarea>的滚动位置设置到底部。 希望这能帮助你实现<textarea>滚动到底部的功能!如果你有任何其他问题,请随时提问。
line 01 line 02 line 03 line 04 line 05 line 06 line 07 line 08 line 09 line 10 line 11 line 12 line 13 line 14 line 15 line 16 line 17 line 18 line 19 line 20 Scroll To Bottom 效果很简单是吧,可是看看代码,是不是真的很是BT呀 。代码如下: <scriptlanguage="javascript"> varcount...
line 01line 02 line 03 line 04 line 05 line 06 line 07 line 08 line 09 line 10 line 11 line 12 line 13 line 14 line 15 line 16 line 17 line 18 line 19 line 20 Scroll To Bottom 效果很简单是吧,可是看看代码,是不是真的很是BT呀。代码如下: <script language="javascript">var count ...
this.textarea.verticalScrollPosition=this.textarea.maxVerticalScrollPosition; } ]]> </mx:Script> <mx:TextArea left="2"right="2"top="2"bottom="28"fontSize="12"editable="false"id="textarea"> <mx:htmlText> <![CDATA[<b><font color='#FF0000'>Welcome to Flexchat!</font></b>]]> ...
this.textarea.verticalScrollPosition=this.textarea.maxVerticalScrollPosition; } ]]> </mx:Script> <mx:TextArea left="2" right="2" top="2" bottom="28" fontSize="12" editable="false" id="textarea"> <mx:htmlText> <![CDATA[<b><font color='#FF0000'>Welcome to Flexchat!</font></...
setScrollTop(Double.MAX_VALUE); //this will scroll to the bottom //use Double.MIN_VALUE to scroll to the top } }); 但是当您使用 setText(text) 方法时不会触发此侦听器,因此如果您想在 setText(text) 之后触发它,请使用 appendText(text) :—c67ad65 txa.setText("Text into the textArea"...
document.body.scrollTop = 0; document.documentElement.scrollTop = 0; }); 我还发现这可能是因为溢出:在主容器上滚动可能会阻止scrolltotop工作。所以这是我来自 _Layout.chtml 页面的主要容器详细信息。 #mobile-content-wrapper { position: relative; width: 100%; padding-bottom: 80px; overflow-y: scr...
I have a readonly scrollable textarea that is being updated via javascript (it's a chat window). I would like to be able to scroll to the bottom programatically. For IE I have: myTextarea.createTextRange().scrollIntoView(false);
scroll(txa,"bottom") Code Response to Changed Text Area Value Copy Code Copy Command Create an app that enables a button when an app user enters text in a text area. In a file named textAreaApp.m, write a function that implements the app: Create a UI figure and a grid layout manager...
android 页面高度变小,页面不可滚动,fixed 输入框 bottom 属性的基线为键盘; 5. 小结 在ios 中,无论何种布局,为了使输入框展示在可视区域中,键盘弹出时,页面会向上滚动,该过程与 Element.scrollIntoViewIfNeeded() 方法(将不在浏览器窗口的可见区域内的元素滚动到浏览器窗口的可见区域)产生的效果一致;且高度始终...