数组和关联数组合并
Array and Associative Array Merge
如何实现第三个数组,合并Array1和Array2?
在 PHP 中最好的方法是什么?非常感谢。
Array2有like index(key),Array1中id的关联值
数组1
Array
(
[0] => Array
(
[id] => 56
[grade] => 6.7
)
[1] => Array
(
[id] => 214
[grade] => 3.2
)
)
Array2
Array
(
[56] => 2.4
[214] => 5.8
)
想要的结果
Array
(
[0] => Array
(
[id] => 56
[grade] => 2.4
)
[1] => Array
(
[id] => 214
[grade] => 5.8
)
)
foreach($array1 as &$arrayItem) {
$arrayItem['grade'] = $array2[$arrayItem['id']]
}
此处您将根据需要合并数组 1
如何实现第三个数组,合并Array1和Array2? 在 PHP 中最好的方法是什么?非常感谢。 Array2有like index(key),Array1中id的关联值
数组1
Array
(
[0] => Array
(
[id] => 56
[grade] => 6.7
)
[1] => Array
(
[id] => 214
[grade] => 3.2
)
)
Array2
Array
(
[56] => 2.4
[214] => 5.8
)
想要的结果
Array
(
[0] => Array
(
[id] => 56
[grade] => 2.4
)
[1] => Array
(
[id] => 214
[grade] => 5.8
)
)
foreach($array1 as &$arrayItem) {
$arrayItem['grade'] = $array2[$arrayItem['id']]
}
此处您将根据需要合并数组 1