What are MySQL functions in PHP?
Creating a function In MySQL, Function can also be created. A function always returns a value using the return statement. The function can be used in SQL queries. Syntax CREATE…
What are the commands of MySQL?
MySQL command-line client commands This command allows us to connect with MySQL Server with a username and passwords using below syntax. mysql -u -p; If you want to connect with…
What is data type in MySQL?
A Data Type specifies a particular type of data, like integer, floating points, Boolean, etc. It also identifies the possible values for that type, the operations that can be performed…
What is PHP form handling?
We can create and use forms in PHP. To get form data, we need to use PHP superglobals $_GET and $_POST. The form request may be get or post. To…
What is constructor and destructor in PHP?
In object oriented programming terminology, constructor is a method defined inside a class that is called automatically at the time of creation of the object. Purpose of a constructor method…
What is inheritance explain in detail?
Inheritance is an important principle of object oriented programming methodology. Using this principle, relations between two classes can be defined. PHP supports inheritance in its object model. PHP uses extended…
Write a short note on method overloading.
Overloading in PHP provides means to dynamically create properties and methods. These dynamic entities are processed via magic methods, one can establish in a class for various action types. All…
What is a class and object? How to create a class and define an object in PHP?
Class − This is a programmer-defined data type, which includes local functions as well as local data. You can think of a class as a template for making many instances…
What is a strings in PHP explain string functions with example.
PHP string is a sequence of characters i.e., used to store and manipulate text. PHP supports only 256-character sets and so it does not offer native Unicode support. There are…
write a short note on date and time functions.
time() PHP's time() function gives you all the information that you need about the current date and time. It requires no arguments but returns an integer. The integer returned by…