编辑代码

import java.util.Map;
import java.util.HashMap;
import java.util.value;
import java.util.Set;
import java.util.entry;
import java.util.iterator;
import java.util.map;
import java.util.
    public static void main(String[] args ){
        Map<String, String> map = new HashMap<>();
        map.put("name","--哥");
        map.put("age","30");
        map.put("sex","男");

        Set<Entry<String,String>> entrySet = map.entrySet();
        Iterator<Map.Entry<String,String>> iterator =entrySet.iterator();
        while (iterator,hasNext()) {
            Map.Entry<String, String> entry = iterator.next();
        String key =entry.getKey();
        String value =entry.getValue();
        System.out.println(key + "=" + value);
    
}

for (Map.Entry<String, String> entry : map.entrySet()) {
    String key =entry.getKey();
    String value =entry.getValue();
    System.out.println(key + "=" + value);
         }
    }
}