Android edittext字数的相关内容

文章 2022-04-16 来自：开发者社区

Android中EditText的输入字数限制

在开发应用的时候，经常会限制用户输入的字数，比如发表评论或者其它什么的，下面来个简单的demo ? EditText et_content;//定义一个文本输入框<br>TextView tv_num;// 用来显示剩余字数<br>int num = 10;//限制的最大字数 <br> ? et_conte...

问答 2016-07-29 来自：开发者社区

android EditText多行显示时如何限制每行的字数

我要用EditText输入多个帐号用来统计，帐号的长度是一定的（10位数字），我想要在输入9个数字以后自动加入一个换行符，而且粘贴的时候也要可以自动加比如粘贴板有一行文本是1234567890987654321，当粘贴到EditText里的时候可以自动变成1234567890987654321

问答 2016-06-16 来自：开发者社区

android EditText多行显示时如何限制每行的字数

文章 2013-01-26 来自：开发者社区

Android EditText 对输入字数和内容范围进行限制

在做定制机时，对光敏值进行范围控制时，以及对区号输入时遇到对输入字数以及输入内容的显示。找了好多方法，终于找到了几种方法其中EditText的addTextChangedListener功不可没。例如对光敏值要在0到61之间。大于61时要在输入框中自动变为61.代码如下： edt.addTextChangedListener(new TextWatcher() { String nums ...

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更新时间 2024-05-27 14:40:03

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