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Thursday, November 01, 2007

Java String

String s;//创建一个引用变量
String s="abc";//创建一个字符对象"abc"和一个引用变量s
String s=new String("abc");//创建两个字符对象,和两个引用变量

equal

String s=new String(); s="abc";//先创建一个空间对象,而后又用引用指向"abc"这个字符对象.


java 术语:constant pool 字符串池

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