If you hadn’t inialised the array then there might be "holes" in it which would cause warnings to be issued when you try to access the element. How to populate dropdown list with array values in PHP. All Rights Reserved. The java.util.Arrays class has several methods named fill() which accept different types of arguments and fill the whole array with the same value: long array[] = new long[5]; Arrays.fill(array, 30); The method also has several alternatives which set a range of an array to a particular value: array_values(array) An array is a required parameter, and it specifies the array. Intialise an array in PHP with default values, Find the index of the element that was clicked with jQuery, Assigning values to associative arrays in Javascript, Create an array containing a range of numbers or letters with PHP. The array_fill() is an inbuilt-function in PHP and is used to fill an array with values. count entries of the value of the The definition of this function in the PHP documentation is: array array_fill (int $start_index, int $num, mixed $value) Version: (PHP 4 and above) Syntax: array_values(array1) Parameter: These functions all return new arrays and provide various ways to fill their elements. We know that an array in C# is initialized with a default value on creation. Enumerable.Repeat Method. See the below syntax. Fill(T[], T) Assigns the given value of type T to each element of the specified array. To declare an array, define the variable type with square brackets: In the following example we create an array with 3 elements and then fill a new array with it: This can be a useful function to use if you need to ensure there are values for elements X to Y when looping through the array later in the code using a for() loop, but your code only specifically puts values into some of the elements. The function fills an array with num entries of the value of the array_values parameter, keys starting at the starting_index parameter. PHP has a useful function for initialising an array with default values called array_fill(). PHP array_fill_keys() Function. You can simply use the PHP foreach loop to create or populate HTML