Follow:  Follow PHPExercises on Twitter  Follow us on Facebook

Functions

Try your had at creating your own PHP functions with these exercises. They span the very simplest functions to the more complex.

#1: Simple Function
Create a function to print the classic "Hello World!" to the browser.
#2: Arguments and Return Values
Create two versions of a function to calculate the area of a rectangle.
#3: Arguments from User Input
Rewrite the exercise from #2 to accept user input.
#4: Function for HTML
Write an array of months and their corresponding number of days, with a function to create option elements for a select field.
#5: Variable Argument Number
Two versions of a script revisiting weather conditions. Functions for HTML, and a function that can accept a string or array as argument.
#6: Function That Calls Another
Rewrite Functions Ex. #4 to expand the option function and call it in a new function that creates a select field.

-- Home --