With MYSQLI database error, but replaced with mysql_connect can connect

Ali has a virtual host, wrote a small program want to put on the above run, code with MYSQLI database error, but mysql_connect can connect
MYSQLI Connection Error message:
Warning:mysqli::mysqli (): (hy000/1044): Access denied for user ' qdm177116231 ' @ '% ' of database ' data ' in D:xampphtdocstest . PHP On line 475

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Ali has a virtual host, wrote a small program want to put on the above run, code with MYSQLI database error, but mysql_connect can connect
MYSQLI Connection Error message:
Warning:mysqli::mysqli (): (hy000/1044): Access denied for user ' qdm177116231 ' @ '% ' of database ' data ' in D:xampphtdocstest . PHP On line 475

At least put the code out, you're wrong, or you don't have enough authority.

qdm177116231 ' @ '%
Check the user table to see if users have access to host hosts.

Database user qdm177116231 permissions are not enough, you can use navicat more that the user should be able to

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