if function js code example

Example 1: check if function javascript

variableToCheck instanceof Function

Example 2: javascript if else

var age=20;
if (age < 18) {
	console.log("underage");
} else {
	console.log("let em in!");
}

Example 3: 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 4: if statement javascript

const randomObject = 5;
if(randomObject < 2) {
console.log("The Random Object has a value more than 2");
}
else {
console.log("The Random Object has a value less than 2");
}

Example 5: if javascript

if (a > 0) {
    result = 'positive';
  } else {
    result = 'NOT positive';
  }