java 7 switch case

The data type after the switch expression can only be byte,short,char,int four types, enum type and java.lang.String type (only allowed from Java 7), and cannot be a Boolean type.See a lot of articles on the internet, said switch also support

The switch can only compare values or characters, but do not think that it is not useful if so. If appropriate, it is more efficient than if Else. The syntax structure of the switch is as follows: Switch (variable name or expression ){ Case must

The switch in Java jre7 and later versions supports the implementation details of String, jre7switchThe switch in Java 7 supports String implementation details. Author: zsxwing updated: 21:08:02 release: 13:58:19  Before Java 7, the switch can only

1 Switch(c) {2 Case+:3 intRes =d1+D2;4 Data.push (res);5 Break;6 Case‘-‘:7res = d2-D1;8 Data.push (res);9 Break;Ten

The switch in JAVA7 supports the implementation details of stringAuthor: zsxwing Updated: 2013-03-04 21:08:02 posted: 2012-04-26 13:58:19Before JAVA7, switch can only support byte, short, char, int, or its corresponding wrapper class and enum

Java is very attractive, but for beginners who have just entered the Java threshold, compiling and running a very simple Java program is simply a nightmare. Clearly, the program is correct, but all kinds of confusing error messages really make you

First, the principle is to explain the problem:switch (expression){case constant Expression 1: statement 1;....Case constant Expression 2: statement 2;Default: statement;}1.default is that if you do not have a matching case, default is not

We start from scratch to learn big data technology, from Java Foundation, to Linux technology, and then deep into the big data technology of Hadoop, Spark, Storm technology, finally to the big Data enterprise platform building, layers of progressive,

Switch... standard syntax of case 1 switch (variable to be selected) 2 {3 case value 1: Statement 1; 4 break; 5 case value 2: Statement 2; 6 break; 7 ....... 8 case value n: Statement n; 9 break; 10 default: Statement n + 1; 11 break; 12}  

Object-oriented modelObject-oriented model is a model that uses UML (Unified Modeling Language) to describe the system structure, and it realizes the working state of the system from different angles. These graphs facilitate information exchange