- <?php
- //1、提取a.txt文件内容
- $str = file_get_contents("a.txt");
- //2、将str里面的内容转换成二维数组
- $arr1 = preg_split("/\\n/", $str);
- for ($i=0;$i<count($arr1);$i++){
- $arr2[$i] = preg_split("/,/", $arr1[$i]);
- }
- print_r($arr2);
- //3、获取新数组的行列数
- //新数组arr3的行数为原数组arr2的列数
- $rows = count($arr2[0]);
- //新数组arr3的列数为原数组arr2的行数
- $columns = count($arr2);
- //原数组arr2的行数
- $oldrows = count($arr2);
- echo $oldrows;
- for ($i=0;$i<$rows;$i++){
- for ($j=0;$j<$columns;$j++){
- $x = $oldrows-$j-1;
- $arr3[$i][$j] = preg_replace("/(\\n|\\r)/", "", $arr2[$x][$i]);
- }
- }
- // foreach ($arr3 as $a){
- // print_r($a);echo "<br>";
- // }
- $result = "";
- foreach ($arr3 as $a){
- for ($i=0;$i<count($a);$i++){
- if ($i == count($a)-1){
- $result = $result.$a[$i]."\\n";
- }else {
- $result = $result.$a[$i].",";
- }
- }
- }
- file_put_contents("result.txt", $result);
- //该片段来自于http://www.codesnippet.cn/detail/2608201614993.html
来源: http://www.codesnippet.cn/detail/2608201614993.html