( ! ) Notice: Undefined index: argv in C:\wamp64\scripts\switchMysqlPort.php on line 17
Call Stack
#	Time	Memory	Function	Location
1	0.0003	378816	{main}( )	...\switchMysqlPort.php:0

( ! ) Notice: Trying to access array offset on value of type null in C:\wamp64\scripts\switchMysqlPort.php on line 17
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#	Time	Memory	Function	Location
1	0.0003	378816	{main}( )	...\switchMysqlPort.php:0

The port number you give: 0 is not valid Must be between 3301 and 3309 but not 3307 that is already used by MariaDB Press ENTER to continue...

( ! ) Warning: Use of undefined constant STDIN - assumed 'STDIN' (this will throw an Error in a future version of PHP) in C:\wamp64\scripts\switchMysqlPort.php on line 64
Call Stack
#	Time	Memory	Function	Location
1	0.0003	378816	{main}( )	...\switchMysqlPort.php:0

( ! ) Warning: fgets() expects parameter 1 to be resource, string given in C:\wamp64\scripts\switchMysqlPort.php on line 64
Call Stack
#	Time	Memory	Function	Location
1	0.0003	378816	{main}( )	...\switchMysqlPort.php:0
2	0.7788	448088	fgets ( )	...\switchMysqlPort.php:64