textarea

问题 Closed. This question is off-topic. It is not currently accepting answers. Want to improve this question? Update the question so it's on-topic for Stack Overflow. Closed last month . I want to set a default value for my html <textarea> . I read from a material that to add default value you have to do something like <textarea>This is default text</textarea> . I did that but it doesn\'t work. What\'s the right thing to do? 回答1: Here is my jsFiddle example. this works fine: <textarea name=

问题 I am using jQuery, and wondering if I should use val() or text() (or another method) to read and update the content of a textarea. I have tried both and I\'ve had issues with both. When I use text() to update textarea, line breaks (\\n) don\'t work. When I use val() to retrieve the textarea content, the text gets truncated if it\'s too long. 回答1: The best way to set/get the value of a textarea is the .val() , .value method. .text() internally uses the .textContent (or .innerText for IE)

问题 I\'m wondering how I can insert text into a text area using jquery, upon the click of an anchor tag. I don\'t want to replace text already in textarea, I want to append new text to textarea. 回答1: From what you have in Jason's comments try: $('a').click(function() //this will apply to all anchor tags { $('#area').val('foobar'); //this puts the textarea for the id labeled 'area' }) Edit- To append to text look at below $('a').click(function() //this will apply to all anchor tags { $('#area')

问题 I would like to have some functionality by which if I write <textarea maxlength=\"50\"></textarea> <textarea maxlength=\"150\"></textarea> <textarea maxlength=\"250\"></textarea> it will automatically impose the maxlength on the textArea. If possible please do not provide the solution in jQuery. Note: This can be done if I do something like this: <textarea onkeypress=\"return imposeMaxLength(event, this, 110);\" rows=\"4\" cols=\"50\"> function imposeMaxLength(Event, Object, MaxLen) { return

问题 I’m editing a <textarea> with JavaScript. The problem is that when I make line breaks in it, they won’t display. How can I do this? I’m getting the value to write a function, but it won’t give line breaks. 回答1: Problem comes from the fact that line breaks ( \n\r ?) are not the same as HTML <br/> tags var text = document.forms[0].txt.value; text = text.replace(/\r?\n/g, '<br />'); 回答2: if you use general java script and you need to assign string to text area value then document.getElementById(

问题 I am attempting to set a value in a textarea field using jquery with the following code: $(\"textarea#ExampleMessage\").attr(\"value\", result.exampleMessage); The issue is, once this code executes, it is not altering the text in the textarea? However when performing an alert($(\"textarea#ExampleMessage\").attr(\"value\")) the newly set value is returned? 回答1: Have you tried val? $("textarea#ExampleMessage").val(result.exampleMessage); 回答2: Textarea has no value attribute, its value comes

问题 I have a textbox and a link button. When I write some text, then select some of them and then click the link button, selected text from textbox must be show with a messagebox. How can I do it? When I click the submit button for textbox below, message box must show Lorem ipsum. Because \"Lorem ipsum\" is selected in the area. If I select any text from the page and click the submit button it is working, but if I write a text to textbox and make it, it\'s not. Because when i click to another

问题 What is the correct value for the disabled attribute for a textbox or textarea? I\'ve seen the following used before: <input type=\"text\" disabled /> <input type=\"text\" disabled=\"disabled\" /> <input type=\"text\" disabled=\"true\" /> 回答1: For XHTML, <input type="text" disabled="disabled" /> is the valid markup. For HTML5, <input type="text" disabled /> is valid and used by W3C on their samples. In fact, both ways works on all major browsers. 回答2: HTML5 spec : http://www.w3.org/TR/html5

问题 <textarea cols=\'60\' rows=\'8\'>This is my statement one.\\n This is my statement2</textarea> <textarea cols=\'60\' rows=\'8\'>This is my statement one.<br/> This is my statement2</textarea> I tried both but new line is not reflecting while rendering the html file. How can I do that? 回答1: Try this one: <textarea cols='60' rows='8'>This is my statement one. This is my statement2</textarea> Line Feed and Carriage Return are HTML entitieswikipedia. This way you are actually parsing the new