java总结
java小结
String name = "fdfdfdf,fdfdfs.fdfdfj'dfd" ;
name.contains(","); 是否包含,
name.contains("abc"); 是否包含
name .split(",") ; 按分号拆分返回一个数组。String[] age ;
age = new String[1];
age[0] = " " ;
Arrays.asList(array) ;