how to call a function in an if statement javascript code example

Example 1: if else javascript

if (time < 10) {
  greeting = "Good morning";
} else if (time < 20) {
  greeting = "Good day";
} else {
  greeting = "Good evening";
}

Example 2: using if statements in javascript

if (expression) {
   Statement(s) to be executed if expression is true
} else {
   Statement(s) to be executed if expression is false
}

Example 3: JavaScript if else and else if

if (condition) {
  //  block of code to be executed if the condition is true
}
//-------------
if (hour < 18) {
  greeting = "Good day";
}
//-------------
if (condition) {
  //  block of code to be executed if the condition is true
} else {
  //  block of code to be executed if the condition is false
}
//-------------
if (hour < 18) {
  greeting = "Good day";
} else {
  greeting = "Good evening";
}
//-------------
if (time < 10) {
  greeting = "Good morning";
} else if (time < 20) {
  greeting = "Good day";
} else {
  greeting = "Good evening";
}

Example 4: how to use if else statement in javascript

var condition = true; // An example condition for true/false conditions

if (condition == true) {
	console.log('condition is true');  
} else {
	console.log('condition is not true');  
} // Console will output 'condition is true'