Range to Array in PHP

range
Задание 1

Create an array filled with numbers from 1 to 100.

Задание 2

Create an array filled with letters from 'a' to 'z'.

Задание 3

Create a string '1-2-3-4-5-6-7-8-9' without using a loop.

Задание 4

Find the sum of numbers from 1 to 100 without using a loop.

Задание 5

Find the product of numbers from 1 to 10 without using a loop.