What is a Function? Simple Explanation with...

what is function ? 1.function is a block of code that perform specific task. *block of code is a group of instruction to perform specific task. 2.Instead of writing the same code again and again, you can write it once inside a function and reuse it whenever needed. EXAMPLES; function square(number) { return number * number; } *In this case function is keyword, square is the function name what we named, inside the parentheses have parameters if we want to use so many parameters inside the parenth