how to turn on a .class using if statement javascript code example

Example 1: if and if and else javascript

if (expression 1) {
   Statement(s) to be executed if expression 1 is true
} else if (expression 2) {
   Statement(s) to be executed if expression 2 is true
} else if (expression 3) {
   Statement(s) to be executed if expression 3 is true
} else {
   Statement(s) to be executed if no expression is true
}

Example 2: if statements javascript

if (pros < 10) {
  console.log("LESS THAN 10 PROS!");
}
else if (pros < 5) {
  console.log("LESS THAN 5 PROS!");
}
else {
  console.log("How many pros are there?");
}

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Java Example

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