Comparison

Less Than

< will return true if its left hand side is less than its right hand side.

1 < 2 # result is true

Greater Than

> will return true if its left hand side is greater than its right hand side.

1 > 2 # result is false

Less Than or Equal

<= will return true if its left hand side is less than or equal to its right hand side.

2 <= 2 # result is true

Greater Than or Equal

>= will return true if its left hand side is greater than or equal to its right hand side.

2 >= 2 # result is true

Equal

== will return true if its left hand side is equal to its right hand side.

1 == 2 # result is false
"Hello" == "Hello" # result is true
"Hello" == "World" # result is false

Not Equal

!= will return true if its left hand side is not equal to its right hand side.

1 != 2 # result is true
"Hello" != "Hello" # result is false
"Hello" != "World" # result is true

And and Or

Look at Keywords