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转载地址:点击打开 这是一个简单的只有3个按钮的程序,3个按钮分别对应三种工作的模式(保存.打开和文件夹选择).封装的SimpleFileDialog.java的内容如下: package com.example.test; /* * * This file is licensed under The Code Project Open License (CPOL) 1.02 * http://www.codeproject.com/info/cpol10.aspx * http://www.c
参考: 1.https://ww2.mathworks.cn/help/matlab/ref/exist.html?searchHighlight=exist&s_tid=doc_srchtitle 2. 官方解释: exist 检查变量.脚本.函数.文件夹或类的存在情况 全页折叠 语法 exist name exist name searchType A = exist(___) 说明 示例 exist name 以数字形式返回 name 的类型.此列表描述与每个值关联的类型: 0 - n