Javascript-how to reduce inventory without ajax?

Source: Internet
Author: User
Please ignore the interface and inventory quantity (for testing only). For Beginners, the functions that the subject wants to implement are as follows: In AllItems. php click View Details to jump to Test. phpTest. php is the product details page. You can enter the purchase quantity and click OK to reduce the database inventory by Tes...

Ignore the interface and inventory quantity (for testing only). I am a beginner.

The following functions are implemented by the subject:
In AllItems. php, click View Details to jump to Test. php.
Test. php is the product details page. You can enter the purchase quantity and click OK to reduce the database inventory.

The Test. php code is as follows:


  

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