世界只因有你2017-05-19 10:18:51
Because what you output is the data array, if the content of data is modified later, the object on the console will also change accordingly.
PHPz2017-05-19 10:18:51
Yes, the data in the console is real-time, and the output is current. You can save the historical status and then output it, otherwise you will see the final result