@@ -208,7 +208,7 @@ |
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208 | 208 | * (PHP 5 >= 5.4.0)<br/> |
209 | 209 | * Specify data which should be serialized to JSON |
210 | 210 | * @link http://php.net/manual/en/jsonserializable.jsonserialize.php |
211 | - * @return mixed data which can be serialized by <b>json_encode</b>, |
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211 | + * @return string data which can be serialized by <b>json_encode</b>, |
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212 | 212 | * which is a value of any type other than a resource. |
213 | 213 | */ |
214 | 214 | function jsonSerialize() |