我有一个简单文本块;而且,其内容是:
txt_1(val_1,val_2,val_3). txt_1(val_4,val_5,val_6). txt_2(val_7,val_8,val_9). txt_3(val_10,val_11,val_12). txt_3(val_13,val_14,val_15). txt_4(val_16,val_17,val_18).
而且,在PHP代码中已经存在一个简单的数组:
$my_array = array();
现在,我想解析这个PHP数组,如:
Array
(
[txt_1] => Array
(
[0] => Array
(
[0] => val_1
[1] => val_2
[2] => val_3
)
[1] => Array
(
[0] => val_4
[1] => val_5
[2] => val_6
)
)
[txt_2] => Array
(
[0] => Array
(
[0] => val_7
[1] => val_8
[2] => val_9
)
)
[txt_3] => Array
(
[0] => Array
(
[0] => val_10
[1] => val_11
[2] => val_12
)
[1] => Array
(
[0] => val_13
[1] => val_14
[2] => val_15
)
)
[txt_4] => Array
(
[0] => Array
(
[0] => val_16
[1] => val_17
[2] => val_18
)
)
)
所有数据一般。你可以用PHP帮我做吗?
答案 0 :(得分:2)
<?php
// Initially put your input into a variable
$txt=<<<__EOT__
txt_1(val_1,val_2,val_3).
txt_2(val_4,val_5,val_6).
txt_n(val_a,val_b,val_c).
__EOT__;
$result = array();
// separate out each row
$rows = explode("\n", $txt);
// loop through each row
foreach($rows as $row) {
// Use a regular expression to find the key and values
$success = preg_match('/^([^(]+)\(([^)]+)\)\.$/', $row, $parts);
// Check the regexp worked
if(!$success) {
echo 'Failed to match row: ' . $row . "\n";
continue;
}
// get the array key from the regexp results
$key = $parts[1];
// the values are all a string, split on the comma to make an array
$values = explode(',', $parts[2]);
// store $key and $values in the result
$result[$key] = $values;
}
// See if it worked
var_dump($result);
答案 1 :(得分:2)
Suppose this answer will help you
$text = "
txt_1(val_1,val_2,val_3).
txt_2(val_4,val_5,val_6).
txt_3(val_a,val_b,val_c).
";
$myArry = explode(".", $text);
$resArry = array();
foreach ($myArry as $key => $value) {
if(trim($value)!=""){
$plain = str_replace(array("(",")"),",",$value);
$subArry = explode(",",$plain);
$keyN = explode("(",trim($value));
unset($subArry[array_search($keyN[0],$subArry)]);
unset($subArry[array_search("",$subArry)]);
$resArry[$keyN[0]][]=$subArry;
}
}
echo "<pre/>";
print_r($resArry);
die;
//Output will be like
Array
(
[txt_1] => Array
(
[0] => Array
(
[1] => val_1
[2] => val_2
[3] => val_3
)
)
[txt_2] => Array
(
[0] => Array
(
[1] => val_4
[2] => val_5
[3] => val_6
)
)
[txt_3] => Array
(
[0] => Array
(
[1] => val_a
[2] => val_b
[3] => val_c
)
)
)
答案 2 :(得分:1)
$input = 'txt_1(val_1,val_2,val_3).
txt_1(val_4,val_5,val_6).
txt_2(val_7,val_8,val_9).
txt_3(val_10,val_11,val_12).
txt_3(val_13,val_14,val_15).
txt_4(val_16,val_17,val_18).'; // the input string
$temp = explode('.', $input); // seprates from .
$temp = array_filter($temp); // for cutting blank values
$temp = array_map('trim', $temp); // removes newlines
$final = [];
foreach($temp as $val)
{
$key = strtok($val, '('); // search upto token (
$final[$key][] = explode(',' ,strtok(')')); // advance token to )
}
unset($val, $temp); // unset non required things
以下是$final
的输出,
Array
(
[txt_1] => Array
(
[0] => Array
(
[0] => val_1
[1] => val_2
[2] => val_3
)
[1] => Array
(
[0] => val_4
[1] => val_5
[2] => val_6
)
)
[txt_2] => Array
(
[0] => Array
(
[0] => val_7
[1] => val_8
[2] => val_9
)
)
[txt_3] => Array
(
[0] => Array
(
[0] => val_10
[1] => val_11
[2] => val_12
)
[1] => Array
(
[0] => val_13
[1] => val_14
[2] => val_15
)
)
[txt_4] => Array
(
[0] => Array
(
[0] => val_16
[1] => val_17
[2] => val_18
)
)
)