How to Pass JSON Data in a URL using CURL in PHP?
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In php, objects are they passed by value or by reference?
What is the function func_num_args() used for?
What is the use of $_server["php_self"] variable?
What is the difference between mysql_fetch_object and mysql_fetch_array?
Which is the best method to fetch the data from mysql? 1.mysql_fetch_array() 2.mysql_fetch_object() 3.mysql_fetch_row() 4.mysql_fetch_assoc()
What is a php tag?
What is the use of offset in mysql?
Is multilevel inheritance possible in 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
How to test if a variable is an array?
Tell me how to create a text file in php?
Which is better #define or enum?