我如何实现合并Array1和Array2的第三个数组?
用PHP做到这一点的最佳方法是什么?非常感谢.
Array2具有类似的索引(键),即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
)
)
解决方法:
foreach($array1 as &$arrayItem) {
$arrayItem['grade'] = $array2[$arrayItem['id']]
}
在这里,您将按照需要合并数组1