Which of the following is correct echo statement in PHP?

PHP Echo & Print MCQs. 11. which of the following is correct echo statement? Explanation: All echo statement is correct.

What is Echo statement in PHP?

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. We can pass multiple strings separated by a comma (,) in echo. echo is faster than the print statement.

Which is false for Echo statement in PHP Mcq?

Explanation: Echo statement does not written under parentheses.

What does the echo statement do?

In computing, echo is a command that outputs the strings that are passed to it as arguments. It is a command available in various operating system shells and typically used in shell scripts and batch files to output status text to the screen or a computer file, or as a source part of a pipeline.

IT IS INTERESTING:  Why is JavaScript JIT?

What is the use of echo in PHP Mcq?

Explanation: Echo can print two variables which are separated by a comma.

Which of the following is the correct echo statement?

which of the following is correct echo statement? Explanation: All echo statement is correct.

Is echo a function in PHP?

Note: The echo() function is not actually a function, so you are not required to use parentheses with it. However, if you want to pass more than one parameter to echo(), using parentheses will generate a parse error.

Where does PHP echo to?

Echo simply outputs the strings that it is given, if viewing in the browser it will output the strings to the browser, if it’s through command line then it will output the strings to the command line. In index. php and backend.

Which of the following is correct about PHP?

PHP performs system functions, i.e. from files on a system it can create, open, read, write, and close them. PHP can handle forms, i.e. gather data from files, save data to a file, thru email you can send data, return data to the user.

What will be the output of the following PHP code PHP echo?

Explanation: If you need to output something onto the screen you’ll need to use echo or print_r. 2. What will be the output of the following PHP code? Explanation: The statement should be print_r(‘Hello World’) to print Hello world.

What is the output of PHP echo I am a PHP script?

echo and print are more or less the same. They are both used to output data to the screen. The differences are small: echo has no return value while print has a return value of 1 so it can be used in expressions.

IT IS INTERESTING:  What is a static value in JavaScript?

What is a PHP statement?

Any PHP script is built out of a series of statements. A statement can be an assignment, a function call, a loop, a conditional statement or even a statement that does nothing (an empty statement). Statements usually end with a semicolon.

How do I echo an array in PHP?

Echo or Print an Array in PHP

  1. Use foreach Loop to Echo or Print an Array in PHP.
  2. Use print_r() Function to Echo or Print an Array in PHP.
  3. Use var_dump() Function to Echo or Print an Array in PHP.

What is the correct way to create a function in PHP?

The declaration of a user-defined function starts with the word function, followed by the name of the function you want to create followed by parentheses i.e. () and finally place your function’s code between curly brackets {}.

Which of the following is correct to add a comment in PHP?

PHP supports single-line and multi-line comments. There are two ways to use single-line comments in PHP. For multiple lines comment in PHP, we need to enclose all lines within /* ….. */.

Which of the following is the correct way to add a comment in PHP code?

Answer: Use the Syntax “// text” and “/* text */”

Comments are usually written within the block of PHP code to explain the functionality of the code.

Which of the following is the correct use of the strcmp () function in PHP?

It is used to compare two strings from each other. This function compares two strings and tells whether a string is greater, less, or equal to another string.

IT IS INTERESTING:  What are JavaScript files on Mac?