WebOct 21, 2024 · 在我的应用程序中，用户必须在TextFormField中插入名称.当用户编写查询时，应该对数据库进行查询，但该名称是否已经存在.此查询返回名称存在多少次的数量.到现在为止，当我按下按钮时，我能够做到.这是返回名称计数的函数:checkRecipe(String name) async{await db.create() WebDec 17, 2024 · In this Flutter tutorial, let’s check how to add multi-line support to the TextField widget. You add multiple lines to the TextField by using the property maxLines. There you can mention the maximum number of lines you want for that specific TextField. See the code snippet given below.

3 Ways to Create Multiline TextField in Flutter [2024 Code]

Web我希望一些选项根据flutter表单中选择的类型可见. 8zzbczxx 于 21分钟前 发布在 Flutter. 关注 (0) 答案 (1) 浏览 (0) 如上图所示，如果选择了公寓，我想显示另一 … WebOct 13, 2024 · And you can even define the size of the TextField. 00:00 - Intro 00:42 - Adding TextField With Multiple Lines 01:19 - Defining The TextField Height 02:22 - Using Expanded Instead Of … did james taylor marry carly simon

多行编辑表Flutter _大数据知识库

WebMar 7, 2010 · const TextField () Input whose height grows from one line up to as many lines as needed for the text that was entered. If a height limit is imposed by its parent, it will scroll vertically when its height reaches that limit. const TextField (maxLines: null ) The input's height is large enough for the given number of lines. WebOct 6, 2024 · In Flutter, you can create an auto-resize (as needed) TextField (or TextFormField) in one of the following ways: Set the maxlines argument to null. The text field can expand forever if a lot of text is entered. Set minLines to 1 and maxLines to N (a positive integer). WebDec 25, 2024 · How to Create Multiline TextField In Flutter? To Create Multiline TextField In Flutter make sure that the parent widget limits your Text Width and then uses Overflow and maxline. A code snippet will look like below: did james taylor marry carole king