Hàm mysqli_connect_error() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","abcd","wrong_pass","lmgo"); echo "Connection error: " . mysqli_connect_errno() . "<br />"; echo "Connection error: " . mysqli_connect_error();
Hàm mysqli_errno() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","root","","lmgo"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } // Perform a query, check for error if (!mysqli_query($con,"INSERT INTO wrong_table (FirstName) VALUES ...
Hàm mysqli_error_list() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","root","","lmgo"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } // Perform a query, check for error if (!mysqli_query($con,"INSERT INTO wrong_table (FirstName) VALUES ...
Hàm mysqli_error() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","root","","lmgo"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } // Perform a query, check for error if (!mysqli_query($con,"INSERT INTO Persons (FirstName) VALUES ...
Hàm mysqli_fetch_all() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; $result=mysqli_query($con,$sql); ...
Hàm mysqli_fetch_array() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; $result=mysqli_query($con,$sql); ...
Hàm mysqli_fetch_assoc() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; $result=mysqli_query($con,$sql); ...
Hàm mysqli_fetch_field() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$s ...
Hàm mysqli_fetch_fields() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$sq ...
Hàm mysqli_fetch_lengths() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT * FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$sql)){ $row ...
Hàm mysqli_fetch_object() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$sq ...
Hàm mysqli_fetch_row() trong PHP - PHP Function
Code $con=mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$s ...
Hàm mysqli_field_count() trong PHP - PHP Function
Code $con = mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } mysqli_query($con,"SELECT * FROM Friends"); // Get number of columns - will always return ...
Hàm mysqli_field_seek() trong PHP - PHP Function
Code $con = mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql = "SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result = ...
Hàm mysqli_field_tell() trong PHP - PHP Function
Code $con = mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$ ...
Hàm mysqli_free_result() trong PHP - PHP Function
Code $con = mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } $sql="SELECT Lastname,Age FROM Persons ORDER BY Lastname"; if ($result=mysqli_query($con,$ ...
Hàm mysqli_get_charset() trong PHP - PHP Function
Code $con = mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } var_dump(mysqli_get_charset($con)); mysqli_close($con);
Hàm mysqli_get_client_stats() trong PHP - PHP Function
Code echo "<pre>"; print_r(mysqli_get_client_stats()); echo "</pre>";
Hàm mysqli_get_client_version() trong PHP - PHP Function
Code echo "<pre>"; print_r(mysqli_get_client_version()); echo "</pre>";
Hàm mysqli_get_connection_stats() trong PHP - PHP Function
Code $con = mysqli_connect("localhost","my_user","my_password","my_db"); // Check connection if (mysqli_connect_errno()){ echo "Failed to connect to MySQL: " . mysqli_connect_error(); } print_r(mysqli_get_connection_stats($con)); mysqli_close($con);
