Form Construction & Validation

    Standard deviation analysis - unlimited dynamically created data points
    Convert decimal to nearest fraction
    Right triangle calculations
    Count words in a textarea
    Count characters in a textarea
    Money amount to quarters, dimes, nickels and pennies
    Converting digits to text, maximum is 999,999,999
    Dynamic Catalog type order form
    Canadian loan amortization
    Compute cost per n users
    Product size availability by color
    Simple selected quantity multiplied by unit price
    Compute VAT
    Using an image for a checkbox
    Filter profanity and tags prior to submission
    Unhide Submit button after typing minimum number of characters
    Hide / unhide fieldset based upon select list choice
    Validating HH:MM:SS
    Credit card validation
    Empty field background color change, three examples
    Validation including radio buttons
    Miscellaneous text validation
    Multiple Textarea validation
    Must select .jpg or .gif file
    Required fields
    Submit button disable/enable
    Text and radio button validation
    Validating a user name and PIN example
    Validate time input to MM:SS format
    Calculate a discount on a total, two examples
    Coupon code discount
    Currency converter, two examples
    Discount checkbox
    Input two out of three, calculate the third
    Loan analyzer
    Payment calculator
    Loan amortization schedule
    Mulitiple descriptors with multi-dimensional array
    Calculate the form on the fly
    Button adds table rows, onkey up calculate total price
    Simple gross payroll
    Sum fields with the same name
    Auto adjust textarea rows
    Browser details to hidden form field
    Textbox character limit
    Clearing all textboxes on click
    Copy form data to clipboard
    Cursor to EOT onfocus
    Cursor to end of second character onfocus
    Cursor to end of second word onfocus
    Enter key acts like Tab, six examples
    Image file upload details form
    Format input on keyup
    Form fields to an array
    Highlight selected field
    Limit lines in a text area
    No spaces allowed in textbox
    Replace commas with semi-colon on keyup
    Send form data by Email using mailto
    Session cookie saves form fields
    Set background color for readonly fields
    Table data to select list to textboxes
    Wrap selected text in chosen tags
    Using the query string
    Validating fields for PHP arrays, e.g someName[]
    Validating a questionaire consisting of many radio button groups
    Integer Slider Controls - horizontal & vertical scrollbar dynamically inserts an integer in a form field textbox
    Four examples of using the Integer Slider Controls to perform form field calculations
    Plus twelve examples of actual working forms that are currently in use by others

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