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Contact

Recently, the contact form on this site has begun receiving spam. Somehow spammers have figured out how to get past Recaptcha, even after blocking IPs that should keep them out.

In the last year or so, only one legitimate message has come through the form. So we've taken the decision to remove the form and leave an email address instead. Send messages to:

jn2 [at] phpexercises.com

  • Home
  • Beginnings
    • #1: Show Text in Browser
    • #2: Create and Use Variables
    • #3: Arithmetic Operators and Variables
    • #4: Arithmetic-Assignment Operators and Variables
    • #5: Variable Content and Destruction
    • #6: Concatenation of Strings
    • #7: Variable Data Types
  • Control Structures
    • #1: If-Else Statement
    • #2: Simple Loops
    • #3: Simple For Loop
    • #4: Nested For Loops
  • Forms
    • #1: Simple Form and Response
    • #2: Interactive Form with If-Else
    • #3: If-Elseif-Else Construction
    • #4: Switch Statement
  • Arrays
    • #1: Simple Array
    • #2: Simple Array Loop
    • #3: Arrays from User Input
    • #4: Add User Input to Array
    • #5: Associative Array
    • #6: Manipulate Array
    • #7: Multi-Dimensional Array
  • Functions
    • #1: Simple Function
    • #2: Arguments and Return Values
    • #3: Arguments from User Input
    • #4: Function for HTML
    • #5: Variable Argument Number
    • #6: Function That Calls Another
  • Classes and Objects
    • #1: Select Field Class & Object
    • #2: Multiple Select Objects
    • #3: Modify Class
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