String abc = "asdfsadf$[姓名]";
abc = abc.replace("$[姓名]", "张三");
System.out.println(abc); -------------> 成功替换 结果:asdfsadf张三
---------------------------------------------------------
String abc = "asdfsadf$[姓名]";
abc = abc.replaceAll("$[姓名]", "张三");
System.out.println(abc); -------------> 替换失败 结果asdfsadf$[姓名]
非常感谢,不过楼上的先回答,不好意思哦!