Can I use return 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.
How do you return a value from a function?
To return a value from a function, you must include a return statement, followed by the value to be returned, before the function’s end statement. If you do not include a return statement or if you do not specify a value after the keyword return, the value returned by the function is unpredictable.
What is return type in PHP?
What is return type declarations in PHP7? Return type declaration is specifying the expected data types of the result that a function or a class method should return. Due to return type declaration, PHP, for example, can convert the integer result into a string before returning the result of the function.
How can I return two values from a function 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.
How do I return a PHP script?
PHP return statement immediately terminates the execution of a function when it is called from within that function….Return values.
| Condition | Return value |
|---|---|
| If the current script file was included using include() or required() | Value given to return(). |
| If no parameter is supplied | NULL is returned. |
Is echo the same as return?
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.
What is the return type in function?
The result of a function is called its return value and the data type of the return value is called the return type. Every function declaration and definition must specify a return type, whether or not it actually returns a value.
Which syntax is used for a function to return a value?
return statement
The return statement stops the execution of a function and returns a value.
How do you define return type?
In computer programming, the return type (or result type) defines and constrains the data type of the value returned from a subroutine or method. In many programming languages (especially statically-typed programming languages such as C, C++, Java) the return type must be explicitly specified when declaring a function.
How can I return an array from a function in PHP?
“php return array” Code Answer
- function myfunc(){
- $arr = array();
- $arr[] = ‘value0’;
- $arr[‘key1’] = ‘value1’;
- $arr[‘key2’] = ‘value2’;
- $arr[] = ‘value3’;
- return $arr;
- }
Can you have 2 returns in a function?
No, you can not have two returns in a function, the first return will exit the function you will need to create an object.
Can I return 2 variables?
You cannot explicitly return two variables from a single function, but there are various ways you could concatenate the two variables in order to return them.