new if statement javascript code example
Example 1: js if else
If - Else Statements
if (condition) {
// what to do if condition is met
} else {
// what to do if condition is not met
}
Example 2: javascript ternary operator
//ternary operator example:
var isOpen = true; //try changing isOpen to false
var welcomeMessage = isOpen ? "We are open, come on in." : "Sorry, we are closed.";
Example 3: ternary operator shorthand javascript
let startingNum = startingNum ? otherNum : 1
// can be expressed as
let startingNum = otherNum || 1
// Another scenario not covered here is if you want the value
// to return false when not matched.
//The JavaScript shorthandfor this is:
let startingNum = startingNum ? otherNum : 0
// But it can be expressed as
let startingNum = startingNum && otherNum
Example 4: javascript how to do if else
if (condition1) {
// block of code to be executed if condition1 is true
} else {
// block of code to be executed if the condition1 is false
}
Example 5: single if statement js true false
condition ? exprIfTrue : exprIfFalse