What is the function of trim?
No Answer is Posted For this Question
Be the First to Post Answer
Which is true about the singleton design pattern?
How to find a substring from a given string in php?
What is the $_ server php_self variable?
What is the difference between single quoted string and double quoted string?
What is rtrim php?
hello.. i am b.tech 4th year student. i am confused that i should learning php or java. I have some knowledge of java and developed project in java, but i want to develop my career in php. So plz suggest me , i should go with php or java.
What is a procedure in php?
Why shouldn't I use mysql_* functions in php?
What is the maximum size of a table in mysql?
Which function can be used to exit from the script after displaying the error message?
how can i get USA time using php...
class Database { public static $_instance; public static function getInstance() { if(!isset(self::$_instance)) self::$_instance = new Database(DB_SERVER, DB_USER, DB_PASS, DB_NAME); print_r(self::$_instance); return self::$_instance; } } can any one explain "self::$_instance = new Database(DB_SERVER, DB_USER, DB_PASS, DB_NAME);" this line