PHP: Hypertext Preprocessor

• Working with text and HTML:
  • Truncating Text
  • Word Wrapping
  • Formatting Data as HTML
• Data manipulation:
  • Sorting Arrays of Arrays
  • Exporting Data to Excel
  • Passing variables to JavaScript
  • Generating an XML Response for Ajax Applications
  • Useful Functions
• File system functions:
  • Directory Listing
  • Directory Listing: Images
  • Using Output Buffering to Cache PHP Files
• Parsing external data sources:
  • Parsing HTML to find Links
  • Parsing robots.txt
  • RSS and Atom Feed Reader - demonstration
  • RSS Feed Reader Source Code
  • RSS Feed Reader Code Example
  • Atom Feed Reader Source Code
  • YouTube API Feed Reader: Source Code
  • PHP: Displaying Twitter Search Results in HTML
• Image manipulation:
  • Protecting forms using a CAPTCHA
  • Creating on-the-fly 'broken' images
• Date functions:
  • Calculating past and future dates
• AdSense Report Parser - deprecated