public class Computer
{
銆銆private String cpuInfo;銆銆private String diskInfo;銆銆
銆銆public Computer(String cpuInfo,String diskInfo){ 銆 this.cpuInfo = cpuInfo; 銆銆銆this.diskInfo = diskInfo;
銆銆}銆銆public String toInfo(){銆銆銆銆return new StringBuffer("cpu:").append(cpuInfo).append("disk:").append(diskInfo).toString();銆銆銆}//other methods
}
public class Test{ static public void main(String [] args){銆銆Computer c1 = new Computer("AMD-XP1800","IBM-3002");銆銆Computer c2 = new Computer("AMD-XP1800","IBM-3002"); if(c1.equals(c2)) 銆銆銆System.out.println("c1==c2"); 銆else 銆銆銆 System.out.println("c1!=c2");銆銆}}浠ｇ爜鐨勮繍琛岀粨鏋滀負(fù)錛歝1!=c2銆備竴寮濮嬫劅瑙夊簲璇ユ湁鐐規(guī)剰澶栧惂錛佽繖涓緥瀛愬憡璇夋垜浠紝涓嶈渚濊禆Object鐨勯粯璁ゅ疄鐜幫紝Object 鎻愪緵鐨別quals鏂規(guī)硶濡備笅錛?BR>
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