How do I return an array variable in PHP?

Can I return an array in PHP?

In PHP you can return one and only one value from your user functions, but you are able to make that single value an array, thereby allowing you to return many values.

Which function returns an array in PHP?

PHP Array Functions

Function Description
array_keys() Returns all the keys of an array
array_map() Sends each value of an array to a user-made function, which returns new values
array_merge() Merges one or more arrays into one array
array_merge_recursive() Merges one or more arrays into one array recursively

How do you return an array of data?

How to return an array in Java

  1. import java.util.Arrays;
  2. public class ReturnArrayExample1.
  3. {
  4. public static void main(String args[])
  5. {
  6. int[] a=numbers(); //obtain the array.
  7. for (int i = 0; i < a.length; i++) //for loop to print the array.
  8. System.out.print( a[i]+ ” “);

Can an array be returned?

Although functions cannot return arrays, arrays can be wrapped in structs and the function can return the struct thereby carrying the array with it.

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What is return value in PHP?

PHP Functions returning value

return stops the execution of the function and sends the value back to the calling code. You can return more than one value from a function using return array(1,2,3,4). … Note that return keyword is used to return a value from a function.

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 is the use of IS array () function?

Definition and Usage

The is_array() function checks whether a variable is an array or not. This function returns true (1) if the variable is an array, otherwise it returns false/nothing.

What is the correct way of declaring PHP variable?

A variable starts with the $ sign, followed by the name of the variable. A variable name must start with a letter or the underscore character. A variable name cannot start with a number. A variable name can only contain alpha-numeric characters and underscores (A-z, 0-9, and _ )

Can we return an array in C?

C programming does not allow to return an entire array as an argument to a function. However, you can return a pointer to an array by specifying the array’s name without an index.

How do you return an array from a list?

add(3); return(numbers); } } public class T{ public static void main(String[] args){ Test t = new Test(); ArrayList<Integer> arr = t. myNumbers(); // You can catch the returned integer arraylist into an arraylist. } }

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How do you return an array in C?

Returning array by passing an array which is to be returned as a parameter to the function.

  1. #include <stdio.h>
  2. int *getarray(int *a)
  3. {
  4. printf(“Enter the elements in an array : “);
  5. for(int i=0;i<5;i++)
  6. {
  7. scanf(“%d”, &a[i]);
  8. }

Can we return an array in C++?

C++ does not allow to return an entire array as an argument to a function. However, you can return a pointer to an array by specifying the array’s name without an index.

How do I return a char array in C++?

While you cannot return a char[], you can do this (with pointers.) An approach which is used by some C library functions, e.g. strcpy, strcat, … (i.e. they return a pointer to the buffer you gave them in the first place.) void Xout( char * message, int length);

Can we return an array in Java?

We can return an array in Java. Below is a Java program to demonstrate the same. We can use Pair in Java to return two values. We can encapsulate all returned types into a class and then return an object of that class.