MDL-76070 dataformat_json: Fix data loss in the exported file.

2022-10-28 13:16:04 +07:00
parent dbb2deed8c
commit 0b8ab0da36
1 changed files with 1 additions and 1 deletions
@@ -64,7 +64,7 @@ class writer extends \core\dataformat\base {
     */
    public function start_sheet($columns) {
        $this->columns = array_map(function($column) {
-            return core_text::strtolower(clean_param($column, PARAM_ALPHA));
+            return core_text::strtolower(clean_param($column, PARAM_ALPHANUMEXT));
        }, $columns);

        if ($this->sheetstarted) {