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array (size=15)
0 =>
array (size=2) 'time' => string '2016-04-14' (length=10) 'frequency' => string '3' (length=1)
1 =>
立即学习“PHP免费学习笔记（深入）”；
array (size=2) 'time' => string '2016-04-22' (length=10) 'frequency' => string '5' (length=1)
2 =>
array (size=2) 'time' => string '2016-04-23' (length=10) 'frequency' => string '1' (length=1)
3 =>
array (size=2) 'time' => string '2016-04-24' (length=10) 'frequency' => string '2' (length=1)
4 =>
array (size=2) 'time' => string '2016-04-25' (length=10) 'frequency' => string '16' (length=2)
array (size=15)
0 =>
array (size=2) 'time' => string '2016-04-14' (length=10) 'amount' => string '18.00' (length=5)
1 =>
立即学习“PHP免费学习笔记（深入）”；
array (size=2) 'time' => string '2016-04-22' (length=10) 'amount' => string '54.00' (length=5)
2 =>
array (size=2) 'time' => string '2016-04-23' (length=10) 'amount' => string '6.00' (length=4)
3 =>
array (size=2) 'time' => string '2016-04-24' (length=10) 'amount' => string '12.00' (length=5)
4 =>
array (size=2) 'time' => string '2016-04-25' (length=10) 'amount' => string '48.00' (length=5)
array (size=15)
0 =>
array (size=2) 'time' => string '2016-04-14' (length=10) 'number' => string '1' (length=1)
1 =>
立即学习“PHP免费学习笔记（深入）”；
array (size=2) 'time' => string '2016-04-22' (length=10) 'number' => string '5' (length=1)
2 =>
array (size=2) 'time' => string '2016-04-23' (length=10) 'number' => string '1' (length=1)
3 =>
array (size=2) 'time' => string '2016-04-24' (length=10) 'number' => string '1' (length=1)
4 =>
array (size=2) 'time' => string '2016-04-25' (length=10) 'number' => string '2' (length=1)
有多个同样格式的多维数组,想根据time的值来进行合并成以下效果
请教各位大神该如何解决?
回复内容：
array (size=15)
0 =>
array (size=2) 'time' => string '2016-04-14' (length=10) 'frequency' => string '3' (length=1)
1 =>
立即学习“PHP免费学习笔记（深入）”；
array (size=2) 'time' => string '2016-04-22' (length=10) 'frequency' => string '5' (length=1)
2 =>
array (size=2) 'time' => string '2016-04-23' (length=10) 'frequency' => string '1' (length=1)
3 =>
array (size=2) 'time' => string '2016-04-24' (length=10) 'frequency' => string '2' (length=1)
4 =>
array (size=2) 'time' => string '2016-04-25' (length=10) 'frequency' => string '16' (length=2)
array (size=15)
0 =>
array (size=2) 'time' => string '2016-04-14' (length=10) 'amount' => string '18.00' (length=5)
1 =>
立即学习“PHP免费学习笔记（深入）”；
array (size=2) 'time' => string '2016-04-22' (length=10) 'amount' => string '54.00' (length=5)
2 =>
array (size=2) 'time' => string '2016-04-23' (length=10) 'amount' => string '6.00' (length=4)
3 =>
array (size=2) 'time' => string '2016-04-24' (length=10) 'amount' => string '12.00' (length=5)
4 =>
array (size=2) 'time' => string '2016-04-25' (length=10) 'amount' => string '48.00' (length=5)
array (size=15)
0 =>
array (size=2) 'time' => string '2016-04-14' (length=10) 'number' => string '1' (length=1)
1 =>
立即学习“PHP免费学习笔记（深入）”；
array (size=2) 'time' => string '2016-04-22' (length=10) 'number' => string '5' (length=1)
2 =>
array (size=2) 'time' => string '2016-04-23' (length=10) 'number' => string '1' (length=1)
3 =>
array (size=2) 'time' => string '2016-04-24' (length=10) 'number' => string '1' (length=1)
4 =>
array (size=2) 'time' => string '2016-04-25' (length=10) 'number' => string '2' (length=1)
有多个同样格式的多维数组,想根据time的值来进行合并成以下效果
请教各位大神该如何解决?
如果你的数组都已经按照time排好序, 并且长度相同的话.
$new_arr = [];
foreach ($arr as $key=>$value) {
$new_arr[$key] = [
'time' => $arr[$key]['time'],
'frequency' => $arr[$key]['frequency'],
'other' => $arr2[$key]['other']
];
}
