Skill Topic · Cinematic

PHP Functions — Reusable Code Blocks

Version: v2.0.0 | Modified: 2026-03-25

Overview

PHP Functions — Reusable Code Blocks — Quick Facts

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Concept: Description

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Define: function name() { } se function…

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Call: name() se function ko execute…

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Parameters: Input values jo function ko dete…

Topic 1

Functions Kya Hain?

📚 Function ek named code block hai jo koi specific kaam karta hai. Ek baar define karo,…

Topic 2

Basic Function

💡 Sabse simple function wo hai jisme na koi parameter ho aur na koi return value. Sirf ek…

Topic 3

Function with Parameters

🎯 Parameters se function ko dynamic input de sakte ho. Har baar alag values pass karo, alag…

Topic 4

Default Parameter Values

⭐ Agar kisi parameter ki value call ke waqt na di jaye to default value use hoti hai.…

Topic 5

Return Values

🔑 return se function ek value wapas deta hai. Is value ko variable me store kar sakte ho ya…

Topic 6

Type Declarations (PHP 7+)

✨ PHP 7 se parameters aur return values ke types declare kar sakte ho. Isse bugs early…

Topic 7

Variable Scope

🌟 PHP me function ke andar aur bahar ke variables alag hote hain. Function ke andar bahar…

Topic 8

Pass by Reference

🚀 Default me PHP "pass by value" karta hai — function ko variable ki copy milti hai. &…

Topic 9

Variable Number of Arguments (Splat Operator)

📚 ... (splat operator) se function unlimited arguments le sakta hai. Yeh sab arguments ek…

Topic 10

Named Arguments (PHP 8+)

💡 PHP 8 se arguments ko naam ke saath pass kar sakte ho — order matter nahi karta. Isse…

Topic 11

Anonymous Functions (Closures)

🎯 Anonymous function ka koi naam nahi hota — isko variable me store karte hain. Yeh…

Topic 12

Arrow Functions (PHP 7.4+)

⭐ Arrow functions anonymous functions ka short version hain — single expression ke liye…

Topic 13

Recursive Functions

🔑 Recursive function wo hai jo apne aap ko call kare. Har recursive function me ek base…

Topic 14

Strict Mode

✨ declare(strict_types=1) se PHP strict type checking karta hai. Bina strict mode ke PHP…

Topic 15

Summary

🌟 | Concept | Syntax / Detail | |---------|-----------------| | Define function | function…

Quick Quiz

Quiz — Question 1

PHP Functions — Reusable Code Blocks ka sabse sahi definition kya hai?

Quick Quiz

Quiz — Question 2

PHP Functions — Reusable Code Blocks ka 'Define' kya hai?

Complete! 🎉

PHP Functions — Reusable Code Blocks Complete!

Aliens School · HIEN · Cinematic Knowledge

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