我正在尝试删除数组键名称中的所有空格,即str_replace('','',$ value)(或者最糟糕的转换方案用下划线(_)替换它们)
并且我正在尝试在我的多维数组的最深层次(如下所示)进行此操作(因为其他图层/层次没有空格(谢谢上帝!))
[...]
[ownPagestoriesbystorytype] => Array
(
[type] => pagestoriesbystorytype
[object_id] => 12365478954
[metric] => page_stories_by_story_type
[end_time] => 1386057600
[period] => 86400
[ownValues] => Array
(
[type] => pagestoriesbystorytypemetrics
[fan] => 1913
[page post] => 153
[user post] => 24
)
)
[ownPagestorytellersbystorytype] => Array
(
[type] => pagestorytellersbystorytype
[object_id] => 12365478954
[metric] => page_storytellers_by_story_type
[end_time] => 1386057600
[period] => 86400
[ownValues] => Array
(
[type] => pagestorytellersbystorytypemetrics
[fan] => 1902
[page post] => 137
[user post] => 9
)
)
[...]
到目前为止,我的尝试是徒劳的:
[...]
if (is_array($value))
{
$keys = str_replace(' ','',array_keys($value));
$values = array_values($value);
$value = array_combine($keys,$values);
}
[...]
[...]
foreach ($value as $k => $v)
{
$b = str_replace(' ','',$k);
$value[$b] = $value[$k];
unset ($value[$k]);
}
[...]
上面的代码不起作用,但是如果我把print_r($ value);在循环的最后,您可以清楚地看到空格已被删除,只是最终结果以空格结尾(STILL)。
整个循环如下所示:
for ($i=0;$i<count($results);$i++)
{
for ($j=0;$j<count($results[$i]);$j++)
{
foreach($results[$i][$j] as $key => $value)
{
$typee = ['type' => strtolower(str_replace('_','',$results[$i][$j]['metric']))];
array_insert($results[$i][$j],$typee,0);
if (is_array($value))
{
$keys = str_replace(' ','',array_keys($value));
$values = array_values($value);
$value = array_combine($keys,$values);
$type = ['type' => strtolower(str_replace('_','',$results[$i][$j]['metric']))."metrics"];
array_insert($results[$i][$j]['value'],$type,0);
$results[$i][$j]['ownValues'] = $results[$i][$j][$key];
unset($results[$i][$j][$key]);
}
}
}
}
您可以在此处看到整个数组的外观:
How to prepend array to each element of another array with my choice of key and value (in php)?
有什么建议? :)
最佳答案
这将有助于:
function fixArrayKey(&$arr)
{
$arr = array_combine(
array_map(
function ($str) {
return str_replace(" ", "_", $str);
},
array_keys($arr)
),
array_values($arr)
);
foreach ($arr as $key => $val) {
if (is_array($val)) {
fixArrayKey($arr[$key]);
}
}
}
测试如下:
$data = array (
"key 1" => "abc",
"key 2" => array ("sub 1" => "abc", "sub 2" => "def"),
"key 3" => "ghi"
);
print_r($data);
fixArrayKey($data);
print_r($data);
输入:
Array
(
[key 1] => abc
[key 2] => Array
(
[sub 1] => abc
[sub 2] => def
)
[key 3] => ghi
)
输出:
Array
(
[key_1] => abc
[key_2] => Array
(
[sub_1] => abc
[sub_2] => def
)
[key_3] => ghi
)
关于php - 如何在php中删除数组键名称中的空格?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/20563369/