多维数组中的array_slice? [英] array_slice in multidimensional array?
本文介绍了多维数组中的array_slice?的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
我在php中有一个这样的数组:
I have an array in php like this :
Array
(
[0] => Array
(
[915] => 1
[1295] => 1
[1090] => 1
[1315] => 0.93759357774
[128] => 0.93759357774
[88] => 0.731522789561
[1297] => 0.731522789561
[1269] => 0.525492880722
[1298] => 0.525492880722
[121] => 0.519133966069
)
[1] => Array
(
[585] => 1
[1145] => 1
[1209] => 1
[375] => 1
[1144] => 1
[913] => 1
[1130] => 0.996351158355
[215] => 0.937096401456
[1296] => 0.879373313559
[30] => 0.866473953643
[780] => 0.866473953643
[1305] => 0.866473953643
[1293] => 0.866473953643
)
)
如何为每个数组获取子数组的第1-5行,如下所示:
How do I get the 1st-5th rows of sub-array for each array, like this :
结果:
Array
(
[0] => Array
(
[915] => 1
[1295] => 1
[1090] => 1
[1315] => 0.93759357774
[128] => 0.93759357774
)
[1] => Array
(
[585] => 1
[1145] => 1
[1209] => 1
[375] => 1
[1144] => 1
)
)
推荐答案
$multid_array = array(/* Your Multidimensional array from above*/);
$sliced_array = array(); //setup the array you want with the sliced values.
//loop though each sub array and slice off the first 5 to a new multidimensional array
foreach ($multid_array as $sub_array) {
$sliced_array[] = array_slice($sub_array, 0, 5);
}
$ sliced_array将包含您想要的输出.
The $sliced_array will then contain the output you wanted.
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