java 7 switch

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

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

Author: (plus) Budi kurniawan Translator: Yu Limin Xu zhoule Yu Zhe book series name: Chapter Hua Professional Developers Publishing House: Machinery Industry Publishing House ISBN: 9787111390305 Release Date: August 2012 Release Date: 16 open pages:

There is a project that requires Java 1.7 Mates, Java 1.8 is already installed on the original server, and the version needs to be switched to Java 1.7.View supported Java versions of

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

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

Oracle Java JDK 7 on Ubuntu Linux-source or RPM Installation 1. Introduction 2. Download Oracle Java JDK 7 3. Prepare Java's destination directory 4. install Java JDK 7 5. Set system environment 6. installation from RPM

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,

JDK5 new features (compared to 1.4) "Turn"1 cyclesfor (type Variable:array) {body}for (type variable:arraylist) {body}And 1.4 must be:for (int i = 0; i for (int i = 0; i 2 generic typeTake ArrayList as an example, including creating a container

The configuration of a vswitch has always been mysterious, not only for general users, but also for the vast majority of network administrators. It is also an important and basic indicator for measuring the level of network management. This is