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Index: V

• validating
• • email addresses: Email Addresses
  • • Validating Syntax
  • form input
  • • CGI scripts, re-validating client data with: Validating twice
    • elements: Validating elements
    • example: Validation example
    • formLib.js file: Validation example
    • input_validation.html file: Validation example
    • JavaScript, improving with: Input Validation
    • submits: Validating submits
    • • Validation example
  • input data: Encryption
  • XML data
  • • DTDs, using: An Introduction to XML
    • parsers, providing rules for: Document Type Definition
    • separating rules from the parser: Document Type Definition
• VALUE attribute: The <INPUT> Tag
• • checkboxes: Checkboxes
  • hidden fields: Hidden fields
  • image buttons: Image buttons
  • plain buttons: Plain buttons
  • radio buttons: Radio buttons
  • reset buttons: Reset buttons
  • submit buttons: Submit buttons
  • tag: The <OPTION> tag
  • text fields: Text fields
• var attribute (SSI): Environment Variables
• variables: Introduction to CGI
• • (see also environment variables)
  • bracket pairs enclosing in Embperl: Embperl code blocks
  • capitalization of, coding style guide: Coding Guidelines
  • declarations
  • • strict mode, using: Use strict
  • declaring and reducing number of global: Sample CGI
  • dumping to browser for testing: Dumping Variables
  • global, declaring with use vars statement: Address tutorial CGI script
  • JavaScript, case sensitivity: Bookmarklet Basics
  • local
  • • bracket pair, enclosing in Embperl: Embperl code blocks
  • localizing with my function: Localize Variables with my
  • mod-perl and: mod_perl Considerations
  • scope, code blocks enclosed in bracket pairs: Variable scope
  • separation into packages: Standard and Object-Oriented Syntax
  • strict rules for, using: Sample CGI
  • strict types, Perl lacking requirement for: Why Perl?
• version strings: The Request Line
• versions
• • CGI.pm module: Overview
  • Per modules, storing in $VERSION: Custom Module
  • Perl, checking with -v option: Overview
  • protocols in HTTP response headers: The Status Line
• View Source option: Hidden Fields
• viewer, Perl documentation: perldoc
• virtual paths: Configuring by directory
• virtual text wrapping: The <TEXTAREA> Tag
• virtual_host method: virtual_host

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