PHP mysqli: client_info() function
mysqli_get_client_info() function / mysqli::$client_info
The mysqli_get_client_info() function / mysqli::$client_info is used to get Client library version as a string.
Syntax:
Object oriented style
string $mysqli->client_info;
Procedural style
string mysqli_get_client_info ( mysqli $link )
Usage: Procedural style
mysqli_client_info;
Return value:
A string that represents the MySQL client library version
Version: PHP 5, PHP 7
Example:
<?php
/* We don't need a connection to determine
the version of mysql client library */
printf("Client library version: %s\n", mysqli_get_client_info());
?>
Output:
Client library version: mysqlnd 5.0.12-dev - 20150407 - $Id: b5c5906d452ec590732a93b051f3827e02749b83 $
See also
Previous: character_set_name
Next: client_version
PHP: Tips of the Day
To use the constant simply use its name:
Example:
if (EARTH_IS_FLAT) {
print "Earth is flat";
}
print APP_ENV_UPPERCASE;
Output:
or if you don't know the name of the constant in advance, use the constant function:
// this code is equivalent to the above code
$const1 = "EARTH_IS_FLAT";
$const2 = "APP_ENV_UPPERCASE";
if (constant($const1)) {
print "Earth is flat";
}
print constant($const2);
Output:
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