JavaScript basics


  1. Numerical Operators
  2. String operations
  3. String index and slice
  4. indexOf, lastIndexOf
  5. substr, slice, and substring
  6. Concatenate strings
  7. Replace substring
  8. Mixing numbers and strings
  9. Converting between numbers and strings
  10. Convert octal, hexa
  11. Converting decimal to hexa
  12. Browser IO (HTML)
  13. Browser IO (JavaScript)
  14. Exercise: Hello World on pressing button
  15. Solution: Hello World on pressing button
  16. Exercise: Add two numbers
  17. Solution: Add two numbers
  18. Variable definition