PHP:如何找到最常用的数组键? [英] PHP: How to find most used array key?

问题描述

让我们说我有一个简单的一维数组，其中包含10到20个条目.有些会重复，我将如何找出最常使用的条目?喜欢.

Lets say I have a simple 1D array with 10-20 entries. Some will be duplicate, How would I find out which entry is used the most? like..

$code = Array("test" , "cat" , "test" , "this", "that", "then");

如何将测试"显示为最常用的条目?

How would I show "test" as the most used entry?

推荐答案

$code = Array("test" , "cat" , "test" , "this", "that", "then");

function array_most_common($input) { 
  $counted = array_count_values($input); 
  arsort($counted); 
  return(key($counted));     
}

echo '<pre>';
print_r(array_most_common($code));

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