textarea

问题 I have a textarea form input where users input ingredients for a recipe. What I originally had was a dynamic, Javascript based 'add an ingredient' field but realised this was not good for accessibility. Originally I was separating each input field out into it's own row in my database and was wondering how I could do this with a textarea? What I assume is done is separating out each line break and placing it into it's own row in the table but I do not know the syntax for that. Further Details

问题 I can not find the solution. I've tried to assume that count of \n symbols is the same with lines count, but sometimes this method works incorrectly (e.g. after paste text from clipboard) i've tried different jQuery plugins, but still unsuccessfully. any idea? 回答1: Why not just do this: Take the text content only up to selectionStart then make it an array by splitting at eol p = $('#Form_config').val().substr(0, $('#Form_config')[0].selectionStart).split("\n"); // line is the number of lines

问题 I want to hook paste event for <input type="text"> and force this text to be pasted into hidden textarea (then I want to parse textarea's text and perform 'paste data from excel to gridview' action). Something like: $('#input1').bind('paste', function(e) { // code do paste text to textarea instead of originally targeted input }); What cross-browser code should I write instead of comments? Thanks. 回答1: There is this hacky solution that fires a focus event on a textarea when Ctrl and V keys or

问题 i need functionaliy which will have TextArea with 1) maximum total lines- 6 and 2) in each line there must be maximum of 16 chars 3) if user enters 17th character the cursor should go to the next line and user will type in there (the line will be counted) 4) if user reaches to the 7th line it will not allow user to write 5) if user type e.g "Hello, I Love StackOverflow and its features" (counting from 1st Char 'H', the 16th char is 't' but it is whole word 'StackOverflow', it shouldn't break

问题 I am creating a website with four textarea forms. Each form has a word limit. textarea1: 250 word limit textarea2: 500 word limit textarea3: 500 word limit textarea4: 250 word limit I have tried using existing examples that I have found when trying to fix this problem but nothing seems to work. <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.6.4/jquery.min.js"></script> <script> var maxwords = 250; // function check_length(obj, cnt, rem) { var ary = obj

问题 I have a textarea <textarea id="postContent" class="input-block-level" placeholder="Tell us about it!" rows="4"></textarea> and I need a script that highlights the links written inside the textarea, stores them in a variable (array) for later processing and removes all html-tags. The behavior is well-know from the tweet-box on twitter. So the content could be Look what I have found today on www.stackoverflow.com! and in that case, www.stackoverflow.com should be highlighted (wrapped in a <p>

问题 Im designing a conversion website where i perform calculations on inputted numbers and i need my input or textarea to receive and interpret numbers entered in different fashions like: Entry = 3,000,000.1111 Interpreted value = 3000000.1111 or Entry = 3000000.1111 Interpreted value = 3000000.1111 and I want to include a second input for European decimal notation (or if possible have the same input do both) Entry = 3.000.000,1111 (comma acts a decimal, decimal as separator) Interpreted value =

问题 How would I change the color of different text in a textarea in JavaFX? I've been doing some research, and I can only find solutions for Java Swing, not JavaFX. To describe my situation, I'm trying to highlight different keywords in code, like a IDE. Basically, like this: In the above image, certain words are different colors.( .list is red, span is blue, etc.) Does anyone know how to apply this effect to a JavaFX Textarea? 回答1: RichTextFX lets you to assign different styles to different

问题 I'm using a JScrollPane to hold a JTextArea for a large area of text. I add the TextArea directly to the JFrame, it works fine. But I add it to the scrollpane and add the scrollpane, I don't see the textarea. Here's my SSCCE: public class foo extends JFrame{ //gui elements JTextArea chatMonitor = new JTextArea(); JScrollPane textPane = new JScrollPane(); ChatFrame(final String nickname, final String login, final String server, final String channel){ setSize(500,500); chatMonitor.setEditable

问题 Hello guys i'm making a calculator using Javafx and want the text in the TextArea to auto scroll left when it become larger than the teaxtarea size Edited Question Answered below 回答1: Using this methods after every setText object_Name.selectPositionCaret(lbl.getLength()); object_Name.deselect(); 来源： https://stackoverflow.com/questions/37000781/text-auto-scrolling-in-javafx-textarea