In PHP, Fetch and FetchAll Fetch data from the database. are all Retrieved strings?

Source: Internet
Author: User
No matter what type of data is in the original database, the members in the array written in the traversal method become strings? Var_dump: it turns out that all the data is string... no matter what type of data in the original database, the elements in the array written in the traversal method become strings? Var_dump, and found all strings ......

Reply content:

No matter what type of data is in the original database, the members in the array written in the traversal method become strings? Var_dump, and found all strings ......

Yes, the mysql extension of php is a simple encapsulation of mysql c api, and the most original data is returned.

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