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PHP 如何在键值对数组的后面追加多一对键值对

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2016-06-23 13:19:404297browse

如何在键值对数组的后面追加多一对键值对
比如 
$arr1= array (
"a" => '1',
"b" => '2',
"c" => '3',
"d" => '4');
将他变成
$arr2=array (
"a" => '1',
"b" => '2',
"c" => '3',
"d" => '4',
                        "f" => '5',);
要怎么样做。才能在键值对数组里面添加新的键值对.


回复讨论(解决方案)

直接赋值不可以么！！！这么easy

直接  $array['f'] = $数组;

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