if(true) { //will run }
if(false){ //will not run }
if(isDone) { //if isDone is true
//code here will run
} else if(!isLoaded) { //if isLoaded is not true
//code here will run
} else { //otherwise code here will run }
if(myString == ‘Hello’) {} //string comparison
if(myNum < 10) {} //number comparison
if(myNum == 0 && isDone) {} //logical AND
if(!isDone) {} //logical NOT
if(myNum == 0 || isDone) {} //logical OR