package \u6d4b\u8bd5\u5e38\u91cf;<\/p>\n
public class Test {
\n public static void main(String[] args){
\n String s1 = “hello world”;
\n String s2 = “hello world”;
\n System.out.println(s1==s2);<\/p>\n
String s4 = new String(“\u4f60\u597d”);
\n String s3 = “\u4f60\u597d”;
\n System.out.println(s3==s4);<\/p>\n
Integer i1 = 10;
\n Integer i2 = 10;
\n System.out.println(i1 == i2);<\/p>\n
Integer i3 = 2000;
\n Integer i4 = 2000;
\n System.out.println(i3 == i4);<\/p>\n
Integer i5 = new Integer(10);
\n Integer i6 = new Integer(10);
\n System.out.println(i5 == i6);<\/p>\n
int i7 = 2000;
\n int i8 = 2000;
\n System.out.println(i7 == i8);<\/p>\n
Double f1 = new Double(1.01);
\n Double f2 = new Double(1.01);
\n System.out.println(f1 == f2);<\/p>\n
Double f3 = 1000.01;
\n Double f4 = 1000.01;
\n System.out.println(f3 == f4);<\/p>\n
double f5 = 1000.01;
\n double f6 = 1000.01;
\n System.out.println(f5 == f6);
\n }
\n}<\/p>\n
\u8f93\u51fa\u7ed3\u679c\u662f<\/p>\n
true
\nfalse
\ntrue
\nfalse
\nfalse
\ntrue
\nfalse
\nfalse
\ntrue<\/p>\n","protected":false},"excerpt":{"rendered":"