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2. So what is PHP?
3. Let's jump right in...
Hello world!
4. How is that useful?
Goodbye cruel world!
5. Can you break that down?
opening PHP tag variable assignment operator string (quote to quote) closing PHP tag end of statement 6. A little shorter, maybe?
7. Now you see me...
8. ... and now you don't.
Here's why 9. On one condition...
comparison operator == for is != for is not 10. Playing with strings
concatenation operator (combines strings) 11. Building strings
12. All for one...
13. ... one for all.
14. Adding a dimension...
row column key value 15. ... and displaying it.
16. The results are in!
17. The not-so-great wall
18. The great escape
...
19. Stylish yet functional
20. Call me
21. Plug and play Content 22. Want to learn more?
23. To sum it up...
24. Questions?