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PHP Quiz PHP CertificatePHP mysqli_sqlstate() Function
Example
Return the SQLSTATE error code for the last MySQL operation:
<?php
$con=mysqli_connect("localhost","my_user","my_password","my_db");
// Check connection
if (mysqli_connect_errno($con))
{
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
// Table Persons already exists, so we should get an error
$sql="CREATE TABLE Persons (Firstname VARCHAR(30),Lastname VARCHAR(30),Age INT)"
if (!mysqli_query($con,$sql))
{
echo "SQLSTATE error: ". mysqli_sqlstate($con);
}
// Close connection
mysqli_close($con);
?>
$con=mysqli_connect("localhost","my_user","my_password","my_db");
// Check connection
if (mysqli_connect_errno($con))
{
echo "Failed to connect to MySQL: " . mysqli_connect_error();
}
// Table Persons already exists, so we should get an error
$sql="CREATE TABLE Persons (Firstname VARCHAR(30),Lastname VARCHAR(30),Age INT)"
if (!mysqli_query($con,$sql))
{
echo "SQLSTATE error: ". mysqli_sqlstate($con);
}
// Close connection
mysqli_close($con);
?>
Definition and Usage
The mysqli_sqlstate() function returns the SQLSTATE error code for the last error.
The error code consists of five characters. "00000" indicates no error. The values are specified by ANSI SQL and ODBC.
Syntax
mysqli_sqlstate(connection);
| Parameter | Description |
|---|---|
| connection | Required. Specifies the MySQL connection to use |
Technical Details
| Return Value: | Returns a string that contains the SQLSTATE error code for the last error |
|---|---|
| PHP Version: | 5+ |
PHP mysqli Reference
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