php_mysql_apache [Electronic resources]

Julie C. Meloni

نسخه متنی -صفحه : 323/ 171
نمايش فراداده

Workshop

The workshop is designed to help you anticipate possible questions, review what you've learned, and begin to put your knowledge into practice.

Quiz

1:

What is the primary function used to make the connection between PHP and MySQL, and what information is necessary?

2:

Which PHP function retrieves a MySQL error message?

3:

Which PHP function is used to count the number of records in a result set?

Answers

A1:

The mysql_connect() function creates a connection to MySQL and requires the hostname, username, and password.

A2:

The mysql_error() function returns a MySQL error message.

A3:

The mysql_numrows() function counts the number of records in a resultset.