User guide

For example, you can check to see if a Variable is a certain value, if it’s NOT a certain

value, if it’s greater than a certain value, etc. You can also compare one variable to

another.

In this screenshot we are checking to see if a variable called Counter is greater than 3:

3.5.3 Modifying Variables in Programs

You can also use ISY Programs to modify variables. You can perform standard

arithmetic functions on a variable, change a variable to a specific value, or modify a

variable’s Init state.

The following functions can be performed on a variable:

 = This sets the variable to a specified value.

 += This adds to the variable

 -= This subtracts from the variable

 *= This multiples the variable

 /= This devices the variable

 %= This performs a remainder function on the variable

 &= This performs an And (binary) function on the variable

 |= This performs an Or (binary) function on the variable

 =Random This sets the variable to a number between 1 and the specified

number

 Init To This sets the variables Init value