Debouncing in JavaScript

PHP | each() Function

Last Updated : 25 May, 2018

The each() function is an inbuilt function in PHP which basically returns an array with four elements, two elements (1 and Value) for the element value, and two elements (0 and Key) for the element key and moves the cursor forward.
Syntax:

each(array)

Parameters:

Array:
It specifies the array which is being 
taken as input and used for each() function.

Return Values:

It returns the current element key and value which are an array with four elements out of
which two elements (1 and Value) for the element value, and two elements (0 and Key) for 
the element key.It returns FALSE if there are no array elements.

PHP Version:
4+
Let’s see PHP program:
Program 1:

<?php 
// PHP program to demonstrate working of each() 
// for simple array. 
  
// input array contain some elements inside. 
$a = array("Ram", "Shita", "Geeta"); 
  
// each() function return in the array with four elements 
// Two elements (1 and Value) for the element value which  
// are Ram, and two elements (0 and Key) for the element 
// key which are not given here so output is zero. 
print_r (each($a)); 
  
// Next set is printed as cursor is moved 
print_r (each($a)); 
?> 

Output:

Array
(
    [1] => Ram
    [value] => Ram
    [0] => 0
    [key] => 0
)
Array
(
    [1] => Shita
    [value] => Shita
    [0] => 1
    [key] => 1
)

Program 2:

<?php 
// PHP program to demonstrate working of each() 
// for associative array. 
  
$a = array("101"=>"Ram", "105"=>"Geeta", "104"=>"Geek"); 
  
// each() function return in the array with four elements 
// Two elements (1 and Value) for the element value which  
// are Ram, and two  elements (0 and Key) for the element  
// key which are Boy. 
print_r (each($a)); 
  
// Next set is printed as cursor is moved 
print_r (each($a)); 
?> 

Output:

Array
(
    [1] => Ram
    [value] => Ram
    [0] => 101
    [key] => 101
)
Array
(
    [1] => Geeta
    [value] => Geeta
    [0] => 105
    [key] => 105
)

Reference:
http://php.net/manual/en/function.each.php

Debouncing in JavaScript

K

Kanchan_Ray

Improve

Article Tags :

Similar Reads

PHP each() Function

The each() function is an inbuilt function in PHP and is used to get the current element key-value pair of the given array to which the internal pointer is currently pointing. After returning the key and value of the current element the internal pointer is incremented by one in the array. Note: You

PHP eval() Function

PHP eval() function in PHP is an inbuilt function that evaluates a string as PHP code. Syntax: eval( $string ) Parameters: This function accepts a single parameter as shown in the above syntax and described below. $string: It must consist of a valid PHP code to be evaluated but should not contain op

PHP extract() Function

The extract() Function is an inbuilt function in PHP. The extract() function does array to variable conversion. That is it converts array keys into variable names and array values into variable value. In other words, we can say that the extract() function imports variables from an array to the symbo

PHP end() Function

The end() function is an inbuilt function in PHP and is used to find the last element of the given array. The end() function changes the internal pointer of an array to point to the last element and returns the value of the last element. Syntax:end($array)Parameters:This function accepts a single pa

PHP compact() Function

The compact() function is an inbuilt function in PHP and it is used to create an array using variables. This function is the opposite of the extract() function. It creates an associative array whose keys are variable names and their corresponding values are array values. Syntax: array compact("varia

PHP array() Function

The array() function is an inbuilt function in PHP which is used to create an array. There are three types of array in PHP: Indexed array: The array which contains numeric index. Syntax: array( val1, val2, val3, ... ) Associative array: The array which contains name as keys. Syntax: array( key=>v

PHP count() Function

The count() function in PHP is used to count the number of elements in an array or the countable properties of an object. The function returns an integer value representing the number of items present. Syntax: count($array, mode)In this syntax: $array (mandatory): Refers to the array, whose elements

PHP | Functions

A function in PHP is a self-contained block of code that performs a specific task. It can accept inputs (parameters), execute a set of statements, and optionally return a value. PHP functions allow code reusability by encapsulating a block of code to perform specific tasks.Functions can accept param

PHP Array Functions

Arrays are one of the fundamental data structures in PHP. They are widely used to store multiple values in a single variable and can store different types of data, such as strings, integers, and even other arrays. PHP offers a large set of built-in functions to perform various operations on arrays.

PHP array_chunk() Function

The array_chunk() function is an inbuilt function in PHP which is used to split an array into parts or chunks of given size depending upon the parameters passed to the function. The last chunk may contain fewer elements than the desired size of the chunk. Syntaxarray array_chunk( $array, $size, $pre