题目内容

PHP中统计查询结果记录数的函数是

A. mysqli_rows( )
B. mysqli_num_rows( )
C. mysqli_num_row( )
D. mysqli_num( )

查看答案
更多问题

启动Session会话的函数是

将用户名"admin"保存到session变量为"username"的写法是

将用户名"admin"保存到session变量的写法正确的是

A. session['username']="admin"
B. $_session['username']="admin"
C. $_Session['username']="admin"
D. $_SESSION['username']="admin"

销毁$_SESSION['username']写法正确的是

A. $_SESSION['admin']=null
B. unset($_SESSION['admin'])
C. $_SESSION['admin']=""
D. $_SESSION['']

答案查题题库