Update Tools.php

This commit is contained in:
Anyon 2020-04-26 11:13:59 +08:00
parent 90b5b091a2
commit 0b7ec9fff9

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@ -181,7 +181,7 @@ class Tools
/**
* 数组转xml内容
* @param array $data
* @return null|string|string
* @return null|string
*/
public static function arr2json($data)
{