PHP

What is the difference between session and cookies ?

Session Cookies A temporary and interactive information interchange between two or more communicating devices or between a user and computer Small pieces of data…

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What is Zend Engine and Zend Server in PHP ?

As a compiler and runtime engine, Zend engine is used internally by PHP. PHP Scripts are loaded into memory and compiled into Zend opcodes then the HTML generated is sent…

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What is the purpose of break and continue statement ?

PHP also has two keywords break and continue to control the loop, just like another programming language. Those statements are known as the flow of transfer or jumping statements in…

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What is the use of count () function in PHP ?

In PHP this unbuilt function is used to count the current elements in the array. If it has been set to an empty array, whether the function might return 0…

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What is the difference between GET and POST Method ?

GET POST In browser history parameters remain because they are the part of the URL In browser history parameters remain because they are the part of…

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What does the unlink () function and unset () function mean ?

The unlink () and unset () functions are used to do some undo operations but used in different situations because both acts differently. unlink () function In PHP unlink ()…

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What is session in PHP ?

PHP session is used to store and pass information from one page to another page temporarily until the user closes website. In shopping website PHP website is widely used where…

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What are the ways to define a constant in PHP ?

PHP constants are identifier or name that can’t be changed during the execution of the script except for magic constants, which are not really constants. Constants can never be undefined…

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What is echo and print in PHP ?

PHP is not a function; it is a language construct and its output become one or more string. If you want to pass more than one parameter to echo, the…

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What is NULL in PHP ?

In PHP null () function is an inbuilt function which is used to find whether a variable is NULL or not. If it returns True the given variable is null,…

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What are the types of errors in PHP ?

In a programmer, error is a mistake that may be caused by writing incorrect code or incorrect syntax. An error message is displayed on your browser containing the filename along…

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What are the types of arrays in PHP ?

In PHP an array is a type of data structure that allows us to store multiple elements of similar data type under a single variable thereby saving us the effort…

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What are the methods to submit form in PHP ?

In PHP we can create and use forms in which we need to use PHP superglobals $_GET and $_POST to get form data. If the form request get or post…

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What are Magic Constants in PHP ?

In PHP magic constants are the predefined constants which is used on the basis of their use. Constants are created by various extensions and there are nine magic constants in…

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What are the different loops in PHP ?

Like any other language, in PHP loop is used to execute a statement or a block of statements, multiple times until and unless a specific condition is met. Loops helps…

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What are cookies ? How to create cookies in PHP ?

In PHP cookie is a small file with a maximum size of 4KB that the web server stores on the client computer. Cookies are typically used to keep track of…

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List out the features of PHP

Performance Compare to other languages such as JSP and ASP, PHP script is executed much faster than those scripts which are written. The server workload and loading time is automatically…

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How to read a file in PHP ?

PHP File provides various functions to read data. There are different functions that allow you to read all file data, read data character by character and read data line by…

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How many data types are there in PHP ?

PHP data types are used to hold different types of values or data. There are eight primitive data types which are further categorized into three types, they are: Scalar types…

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How to create a database using PHP and MySQL ?

Database is a collection of inter-related data which helps in insertion, retrieval and deletion of data from database and organizes the data in the form of views, tables, reports,…

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What is Zend Engine and Zend Server in PHP ?

What is the purpose of break and continue statement ?

What is the use of count () function in PHP ?

What is the difference between GET and POST Method ?

What does the unlink () function and unset () function mean ?

What are the ways to define a constant in PHP ?

What is echo and print in PHP ?

What is NULL in PHP ?

What are the types of errors in PHP ?

What are the types of arrays in PHP ?

What are the methods to submit form in PHP ?

What are Magic Constants in PHP ?

What are the different loops in PHP ?

How to read a file in PHP ?

How many data types are there in PHP ?

How to create a database using PHP and MySQL ?

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What is a marquee tag ?

What is the datalist tag in HTML ?

How to Insert an Image in HTML ?

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What is the output of the following pseudo code ? Int a = 456, b, c, d = 10; b = a/d; c = a-b; print c ?

The population of a village is eight thousand. If 6 % men and 10 % women are added population becomes 8600, then no of men in the village was ?

Jaya Brought a worth Rs 3,50,000 four years ago. If the value of the car is depreciates over time at fixed rate of 10% per annum then what willl be present worth of car ?

Which is the Closest approximation to the product 0.3333 x 0.25 x 0.499 x 0.125 x 24 ?

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