在Java 5及更高版本中迭代java.util.Map的所有键/值对的最简单方法是什么?

时间:2021-11-25 21:23:39

What is the easiest way to iterate over all the key/value pairs of a java.util.Map in Java 5 and higher?

在Java 5及更高版本中迭代java.util.Map的所有键/值对的最简单方法是什么?

1 个解决方案

#1


69  

Assuming K is your key type and V is your value type:

假设K是您的密钥类型,V是您的值类型:

for (Map.Entry<K,V> entry : map.entrySet()) {
  K key = entry.getKey();
  V value = entry.getValue();
  // do stuff
}

#1


69  

Assuming K is your key type and V is your value type:

假设K是您的密钥类型,V是您的值类型:

for (Map.Entry<K,V> entry : map.entrySet()) {
  K key = entry.getKey();
  V value = entry.getValue();
  // do stuff
}