Learn to Code
John F. Dumas
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Why Learn PHP?

► It is easy to learn, high-level and powerful. As you can see from the example below, less than 30 lines of code are required to output a sorted letter frequency histogram from arbitrary text.

Source Code

► It has been used to develop some of the most popular websites and platforms in the world. Some examples:

  1. Facebook
  2. Wikipedia
  3. WordPress
  4. Yahoo

► PHP is quite popular. As of August, 2021 the TIOBE index of programming popularity lists the top 8 as being:

  1. C
  2. Python
  3. Java
  4. C++
  5. C#
  6. Visual Basic
  7. Javascript
  8. PHP



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