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๐Ÿ”„ Topic 04: Control Flow โ€” "Code Ko Raasta Dikhao!"

"Without control flow, code would just be a shopping list โ€” one thing after another. With controlโ€ฆ

Overview
๐ŸŒŸ

๐Ÿ”„ Topic 04: Control Flow โ€” "Code Ko Raasta Dikhao!" โ€” Quick Facts

๐Ÿ“Œ

Previous: Index

๐ŸŽฏ

[โ† Topic 03: Operators & Expressions](./03_JS_Operators.md): ๐Ÿ“š Course Index

Topic 1
๐Ÿ“š

๐Ÿ“Œ Is Topic Me Kya Hai?

๐Ÿ“š if/else, else if, switch, for loop, while loop, do-while, for...of, for...in, break,โ€ฆ
Topic 2
๐Ÿ’ก ๐Ÿ“Š ๐Ÿ”ฌ

๐Ÿšฆ if Statement โ€” Agar...To!

๐Ÿ’ก `javascript // SIMPLEST DECISION: Agar condition true โ†’ code run! let temperature = 40;โ€ฆ
Topic 3
๐Ÿ”’

๐Ÿ”€ if...else โ€” Agar...To...Warna!

๐ŸŽฏ `javascript let age = 16; if (age >= 18) { console.log("Vote de sakte ho! ๐Ÿ—ณ๏ธ"); } else {โ€ฆ
Topic 4
โญ

๐Ÿชœ else if โ€” Multiple Conditions!

โญ `javascript let marks = 75; if (marks >= 90) { console.log("A+ Grade! Topper! ๐Ÿ†"); } elseโ€ฆ
Topic 5
โœจ

๐Ÿ”€ switch โ€” Multiple Options Check!

๐Ÿ”‘ `javascript // switch = Ek variable ke MULTIPLE values check! // if-else if chain kaโ€ฆ
Topic 6
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ” for Loop โ€” Fixed Times Repeat!

โœจ `javascript // SYNTAX: for (initialize; condition; update) { code } // Count 1 to 5: forโ€ฆ
Topic 7
๐Ÿ”’

๐Ÿ”„ while Loop โ€” Jab Tak Condition True!

๐ŸŒŸ `javascript // SYNTAX: while (condition) { code } // Condition pehle check, phir codeโ€ฆ
Topic 8
โœจ

๐Ÿ”ƒ do...while Loop โ€” Pehle Karo, Phir Check!

๐Ÿš€ `javascript // SYNTAX: do { code } while (condition); // Code PEHLE run, PHIR conditionโ€ฆ
Topic 9
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ”„ for...of โ€” Values Iterate!

๐Ÿ“š `javascript // for...of = Array/String ki VALUES iterate! // ES6 feature! Cleaner thanโ€ฆ
Topic 10
โœจ

๐Ÿ”‘ for...in โ€” Keys Iterate!

๐Ÿ’ก `javascript // for...in = Object ki KEYS/PROPERTIES iterate! let student = { name:โ€ฆ
Topic 11
๐Ÿ”’

๐Ÿ›‘ break & continue โ€” Flow Control!

๐ŸŽฏ `javascript // BREAK โ†’ Loop se BAHAR niklo TURANT! // Find first even number: let numbersโ€ฆ
Topic 12
โญ

๐Ÿ”— Nested Loops โ€” Loop Ke Andar Loop!

โญ `javascript // Outer loop ONCE run โ†’ Inner loop FULLY run! // Multiplication table (2 toโ€ฆ
Topic 13
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

๐Ÿท๏ธ Labeled Statements โ€” Named Loops!

๐Ÿ”‘ `javascript // Labels let you break/continue OUTER loops! outerLoop: for (let i = 1; i <=โ€ฆ
Topic 14
โœจ ๐Ÿ“Š ๐Ÿ”ฌ

๐Ÿ”‘ KEY POINTS โ€” Top 10 Takeaways!

โœจ ` โ”Œโ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ”€โ” โ”‚ โ”‚ โ”‚ ๐Ÿ”‘ KEY POINTS โ”‚ โ”‚ โ”‚ โ”‚โ€ฆ
Topic 15
๐Ÿ”’

๐Ÿ’ช Exercises โ€” Khud Karo, Khud Seekho!

๐ŸŒŸ Exercise 1: Grade Calculator ๐Ÿ“Š User ke marks leke grade batao: `javascript let marks =โ€ฆ
Topic 16
๐Ÿš€

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