Return instead of echo

You only use echo when you want to print something onto the screen or within the markup i.e text on the screen, path to an image or title on the top of an html page. Return is commonly used in a function to return the output of the function i.e.

1. What is the difference between return and echo?
2. Does echo return PHP?
3. What is the use of return keyword in PHP?
4. What is difference between ECHO and return in PHP?
5. What is the correct syntax for echo function?
6. How can I return two variables in PHP?
7. What does exit () do in PHP?
8. How a variable is declared in PHP?
9. What is the meaning of Echo?
10. What is the use of echo function?
11. What is echo command in bash?

What is the difference between return and echo?

echo outputs content to the console or the web browser. Example: echo "Hey, this is now showing up on your screen!"; return returns a value at the end of a function or method.

Does echo return PHP?

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.

What is the use of return keyword in PHP?

Definition and Usage

The return keyword ends a function and, optionally, uses the result of an expression as the return value of the function. If return is used outside of a function, it stops PHP code in the file from running.

What is difference between ECHO and return in PHP?

Echo is for display, while return is used to store a value, which may or may not be used for display or other use.

What is the correct syntax for echo function?

The echo() function outputs one or more strings. 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.

How can I return two variables in PHP?

PHP doesn't support to return multiple values in a function. Inside a function when the first return statement is executed, it will direct control back to the calling function and second return statement will never get executed.

What does exit () do in PHP?

The exit() function prints a message and terminates the current script.

How a variable is declared in PHP?

In PHP, a variable is declared using $ sign followed by variable name. ... Variables in PHP do not have intrinsic types - a variable does not know in advance whether it will be used to store a number or a string of characters. Variables used before they are assigned have default values.

What is the meaning of Echo?

(Entry 1 of 4) 1a : the repetition of a sound caused by reflection of sound waves. b : the sound due to such reflection. 2a : a repetition or imitation of another : reflection.

What is the use of echo function?

echo command in linux is used to display line of text/string that are passed as an argument . This is a built in command that is mostly used in shell scripts and batch files to output status text to the screen or a file.

What is echo command in bash?

echo is one of the most commonly and widely used built-in command for Linux bash and C shells, that typically used in scripting language and batch files to display a line of text/string on standard output or a file.