Javascript: Logical Operators
Examples
var height = 44;
var name = "Amy";
//check to see if a number falls in the range of 10-100
if((height >= 10) && (height <= 100)){
//do something
}
//check if name is equal to Amy or height is 5.8
if((name == "Amy") || (height == 5.8)){
//do something
}