PHP除以阵列通过空值
问题描述:
这是从输入字段的数组如下PHP除以阵列通过空值
Array(
[0] =>
[1] => 737
[2] => 736
[3] => 735
[4] =>
[5] => 748
[7] => 744
[8] => 747
[9] => 746
[10] =>
[11] => 748
[12] => 747
[13] => 746
[14] => 745
[15] => 744
);
有一种通过空值来划分它并除去如下面的空值:
Array(
[0] => Array(
[0] => 737
[1] => 736
[2] => 735
)
[1] => Array(
[0] => 748
[1] => 744
[2] => 747
[3] => 746
)
[2] => Array(
[0] => 748
[1] => 747
[2] => 746
[3] => 745
[4] => 744
)
)
答
如果要将数组拆分为以“null”值作为分隔符的子数组,那么应该这样做:
$newArray = array();
$subArray = null;
for ($i = 0; $i < count($array); $i++) {
if (!$subArray) $subArray = array();
$v = $array[$i];
if ($v) {
array_push($subArray, $v);
} else {
if (count($subArray) > 0) array_push($newArray, $subArray);
$subArray = null;
}
}
if ($subArray) array_push($newArray, $subArray);
+0
谢谢@Laurent,它完美的作品。我写了错误的数组索引,样本中没有索引6,假设它从0到14。 – zourbuth 2012-07-16 06:02:22
什么是“空值” “?? – swapnesh 2012-07-16 05:38:23
@swapnesh没有值 – zourbuth 2012-07-16 05:40:13
你是什么意思“没有价值划分?” – 2012-07-16 05:43:06