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Skill Topic ยท Cinematic

๐Ÿ“˜ Angular โ€” Pipes

Pipes data ko transform karte hain display ke liye โ€” bina original data change kiye! Jaise kitchenโ€ฆ

Overview
๐ŸŒŸ

๐Ÿ“˜ Angular โ€” Pipes โ€” Quick Facts

๐Ÿ“Œ

pipe1: pipe2

Topic 1
๐Ÿ“š

๐Ÿ“Œ 1. Pipe Kya Hai? (Concept + Analogy)

๐Ÿ’ก

๐Ÿšฐ Raw paani andar jaata hai โ†’โ€ฆ

๐Ÿ”‘

Raw paani CHANGE nahi hota โ€”โ€ฆ

โšก

Tum different filters laga sakteโ€ฆ

Topic 2
๐Ÿ’ก ๐Ÿ“Š ๐Ÿ”ฌ

๐Ÿ“Œ 2. Text Pipes โ€” String Formatting

๐Ÿ’ก uppercase, lowercase, titlecase `typescript @Component({ selector: 'app-text-pipes',โ€ฆ
Topic 3
๐Ÿ”’

๐Ÿ“Œ 3. Number Pipes โ€” Numbers, Currency, Percent

๐ŸŽฏ DecimalPipe (number) ๐Ÿ’ก Format string:โ€ฆ
Topic 4
โญ

๐Ÿ“Œ 4. Date Pipe โ€” Date/Time Formatting

๐Ÿ’ก

๐Ÿ• Digital: 14:30

๐Ÿ”‘

๐Ÿ•‘ Analog: ghante ki sui pe 2,โ€ฆ

โšก

๐Ÿ“… Calendar: 15 January 2025

๐ŸŽฏ

๐Ÿ“ Written: Wednesday, January 15th

Topic 5
๐Ÿ“ฅ ๐Ÿ“ฅ ๐Ÿง  ๐Ÿ”ฌ ๐Ÿ’ก ๐ŸŽฏ

๐Ÿ“Œ 5. Pipe Chaining โ€” Multiple Pipes Ek Saath

๐Ÿ”‘ ๐Ÿ’ก Analogy: Jaise factory me ek conveyor belt hoti hai โ€” raw material โ†’ Machine 1 โ†’โ€ฆ
Topic 6
โœจ ๐Ÿ“Š ๐Ÿ”ฌ

๐Ÿ“Œ 6. JSON Pipe โ€” Debugging Ka Best Friend

โœจ typescript @Component({ selector: 'app-json-pipe', template: <!-- โ•โ•โ• Object koโ€ฆ
Topic 7
๐ŸŒŸ

๐Ÿ“Œ 7. KeyValuePipe โ€” Objects ko Loop Karo

๐ŸŒŸ Problem kya hai? `html <!-- โŒ Yeh kaam NAHI karega โ€” *ngFor sirf arrays pe chalta hai -->โ€ฆ
Topic 8
โœจ

๐Ÿ“Œ 8. Async Pipe โ€” Observable/Promise Auto-Subscribe

๐Ÿ’ก

๐Ÿ“ฐ Observable = Newspaper publisherโ€ฆ

๐Ÿ”‘

๐Ÿ“ฌ Subscribe = Tumhara subscriptionโ€ฆ

โšก

๐Ÿ—‘๏ธ Unsubscribe = Cancel karo โ€”โ€ฆ

Topic 9
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ“Œ 9. Custom Pipe โ€” Apna Pipe Banao!

๐Ÿ’ก

Normal filters nahi karte

๐Ÿ”‘

Tumhare taste ke hisaab se brewโ€ฆ

Topic 10
โœจ

๐Ÿ“Œ 10. Pure vs Impure Pipes

๐Ÿ’ก Fundamental Difference `mermaid graph TD subgraph "โšก Pure Pipe (default)" P1["Inputโ€ฆ
Topic 11
๐Ÿ”’

๐Ÿ“Œ 11. All Built-in Pipes โ€” Quick Reference

๐ŸŽฏ | Pipe | Usage | Output Example | |------|-------|---------------| | uppercase | {{ 'hi'โ€ฆ
Topic 12
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

๐Ÿ“Œ 12. Common Mistakes โ€” Beginners Yeh Galtiyan Karte Hain

โญ | # | โŒ Galti | โœ… Solution | |---|--------|------------| | 1 | Pipe ko component class meโ€ฆ
Topic 13
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

โœ… Summary

๐Ÿ”‘ ๐Ÿ“Œ Yaad Rakho: - Pipe = Template me data transform karne ka tareeqa โ€” {{ value | pipeNameโ€ฆ
Topic 14
โœจ ๐Ÿ“Š ๐Ÿ”ฌ

๐Ÿงช Khud Try Karo!

๐Ÿ’ก

Product name ko titlecase pipe seโ€ฆ

๐Ÿ”‘

Price ko currency:'INR' pipe seโ€ฆ

โšก

Discount ko percent pipe se dikhao

๐ŸŽฏ

lastUpdated ko date:'dd-MMM-yyyy'โ€ฆ

Comparison
โœจ

๐Ÿ“Œ 10. Pure vs Impure Pipes

โš–๏ธ

Kab chalta hai: Sirf input referenceโ€ฆ

โš–๏ธ

Performance: โœ… Fast + cached

โš–๏ธ

array.push() detect?: โŒ Nahi (sameโ€ฆ

Diagram
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

Visual Flow

๐Ÿ“Š Diagram visualization โ€” details in narration
Diagram
๐Ÿ“ฅ โš™๏ธ ๐Ÿ”ฌ ๐Ÿ’ก

Visual Flow

๐Ÿ“Š Diagram visualization โ€” details in narration
Quick Quiz
๐Ÿง  QUIZ TIME

Quiz โ€” Question 1

๐Ÿ“˜ Angular โ€” Pipes ka sabse sahi definition kya hai?

Complete! ๐ŸŽ‰
COMPLETE

๐Ÿ“˜ Angular โ€” Pipes Complete!

Aliens School ยท HIEN ยท Cinematic Knowledge

โœ…

๐Ÿ“˜ Angular โ€” Pipes Complete

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