# if...else The `if...else` statement executes a block of code if a condition is true, and an optional `else` block if it is false. Additional conditions can be checked with `else if`. It is the most basic form of conditional logic in JavaScript. Visit the following resources to learn more: - [@article@if...else - MDN docs](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Statements/if...else) - [@article@Conditional branching: if, ? - javascript.info](https://javascript.info/ifelse)