Control Flow in JavaScript: If, Else, and Switch Explained

UpdatedMarch 15, 2026

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Control Flow in JavaScript: If, Else, and Switch Explained

Yogesh jamatia

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let signal = "yellow"; if (signal === "red") { console.log("stop right there!"); } else if (signal === "yellow") { console.log("slow down and prepare to stop."); } else if (signal === "green") { console.log("go go go!"); } else { console.log("wait, that’s not a normal signal..."); }

let day = 2; switch (day) { case 1: console.log("it's monday. back to work."); break; case 2: console.log("it's tuesday. getting into the groove."); break; case 3: console.log("it's wednesday. hump day!"); break; default: console.log("it's just another day."); }

Control Flow in JavaScript: If, Else, and Switch Explained

Comments

More from this blog

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The Magic of this, call(), apply(), and bind() in JavaScript

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1. the `if` statement: the "only if" rule

2. the `if-else` statement: the "fork in the road"

3. the `else if` ladder: the "multiple choices"

4. the `switch` statement: the "organized menu"

the importance of `break`

Command Palette

Comments

More from this blog

1. the if statement: the "only if" rule

2. the if-else statement: the "fork in the road"

3. the else if ladder: the "multiple choices"

4. the switch statement: the "organized menu"

the importance of break

1. the `if` statement: the "only if" rule

2. the `if-else` statement: the "fork in the road"

3. the `else if` ladder: the "multiple choices"

4. the `switch` statement: the "organized menu"

the importance of `break`