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  • entry 遍历 Map 元素

    1、书写类

    import java.util.HashMap;
    import java.util.Map;
    import java.util.Map.Entry;
    
    public class test {
      public static  void main(String args[]){
            Map<String,String> dateMap = new HashMap<String,String>();
            dateMap.put("small","sun");
            dateMap.put("king","wang");
            dateMap.put("sun","shine");
            for(Entry<String,String> dateEntry:dateMap.entrySet()){
                String key = dateEntry.getKey();
                String value=dateEntry.getValue();
                System.out.print("dateMap的key:"+key+"	");
                System.out.println("dateMap的value:"+value);
            }
        }
    }
    

    2、结果

    "C:Program FilesJavajdk1.8.0_181injava.exe"...
    dateMap的key:small	dateMap的value:sun
    dateMap的key:sun	dateMap的value:shine
    dateMap的key:king	dateMap的value:wang
    
    Process finished with exit code 0
    缘于生活,而归于工作。本人所书,而意于分享。 如有转载,请注明出处! --活出自己范儿
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  • 原文地址:https://www.cnblogs.com/Small-sunshine/p/10966872.html
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