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PHP mysqli: thread_safe() function

mysqli_thread_safe() function / mysqli::thread_safe

The mysqli_thread_safe() function / mysqli::thread_safe returns whether the client library is compiled as thread-safe.

Syntax:

bool mysqli_thread_safe ( void )

Usage

mysqli_thread_safe();

Return value:

TRUE if the client library is thread-safe, otherwise FALSE.

Version: PHP 5, PHP 7

Example:

<?php
if(mysqli_connect_errno($con))
{
echo "Unable to connect: ".mysqli_connect_error();
}
echo mysqli_thread_safe();
mysqli_close($con);
?>

See also

PHP Function Reference

Previous: thread_id
Next: use_result



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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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