What are different types of print functions available in PHP?
The basic functions for displaying output in PHP are as follows:
- Print() Function.
- Echo() Function.
- Printf() Function.
- Sprintf() Function.
- Var_dump() Function.
- Print_r() Function.
How many ways can you send output to the browser in print strings in PHP?
There are four ways to send output to the browser. The echo construct lets you print many values at once, while print( ) prints only one value. The printf( ) function builds a formatted string by inserting values into a template.
What is use of print in PHP?
print is also a statement, used as an alternative to echo at many times to display the output. print can be used with or without parentheses. print always returns an integer value, which is 1. Using print, we cannot pass multiple arguments. print is slower than echo statement.
What are the different output statements in PHP?
In PHP there are two basic ways to get output: echo and print . In this tutorial we use echo (and print) in almost every example. So, this chapter contains a little more info about those two output statements.
What is PHP call function?
A PHP function provides code that a PHP script can call to perform a task, such as Count(), file_get_contents(), and header(). The PHP language supports both procedural and object-oriented programming paradigms.
What is the full form of PHP?
PHP (recursive acronym for PHP: Hypertext Preprocessor ) is a widely-used open source general-purpose scripting language that is especially suited for web development and can be embedded into HTML.
The setcookie() function defines a cookie to be sent along with the rest of the HTTP headers. A cookie is often used to identify a user. A cookie is a small file that the server embeds on the user’s computer. Each time the same computer requests a page with a browser, it will send the cookie too.
What is the output of PHP echo I am a PHP script?
In PHP, the echo statement is a language construct and never behaves like a function, hence no parenthesis required. … The end of the echo statement is identified by the semi-colon (‘;’). It output one or more strings. We can use ‘echo’ to output strings, numbers, variables, values, and results of expressions.
Can echo in PHP accept more than 1 parameter?
Answer : Yes. If you want to pass more than one parameter to echo() function, the parameters must not be enclosed within parentheses.
What is difference between ECHO and Print_r in PHP?
print_r prints human-readable information about a variable, while echo is used only for strings. Echo just gives the value, print_r gives more information about the variable itself, such as the type of data and the elements in the array, if applicable.
What is use of echo in PHP?
PHP echo statement can be used to print the string, multi-line strings, escaping characters, variable, array, etc. … echo is a statement, which is used to display the output. echo can be used with or without parentheses: echo(), and echo. echo does not return any value.