Operators :

• comparison operator
  • Equal to
  • == equal to
  • === equal value and equal type
  • != not equal
  • !== not equal value or not equal type
  • (>) greater than
  • < less than
  • ( >=) greater than or equal to
  • <= less than or equal to
• Logical operator:
  • && and

  • or

  • ! not

    Loops :

• for

  the condition usually a counter

• while

  the condition is other than counter

• Do while

  it will alwayes run the statments inside {} at least once even if the condition evaluation to false.