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SKILL JOURNEY

Solidity

Smart contracts on Ethereum

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Pragma
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CHAPTER 01
Foundations
Lay the groundwork
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1YOU ARE HERE
Lesson 1+60 XP
Pragma
Compiler version.
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2
Lesson 2+70 XP
Contract
Empty contract.
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3
Lesson 3+90 XP
State Variable
On-chain storage.
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4
Lesson 4+110 XP
Function
Public function.
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5
Lesson 5+130 XP
View Function
Read-only.
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CHAPTER 02
Core Concepts
Build the core skills
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6
Lesson 6+130 XP
Mapping
Key-value storage.
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7
Lesson 7+120 XP
Event
Emit logs.
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8
Lesson 8+150 XP
Modifier
Reusable check.
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9
Lesson 9+130 XP
Constructor
Run once on deploy.
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10
Lesson 10+110 XP
Require
Validate input.
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CHAPTER 03
Building Blocks
Wire things together
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11
Lesson 11+130 XP
Payable
Receive ether.
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12
Lesson 12+110 XP
Emit Event
Log to chain.
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13
Lesson 13+100 XP
Address
Ethereum address type.
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14
Lesson 14+130 XP
Transfer
Send ether.
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15
Lesson 15+110 XP
Array
Dynamic array.
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CHAPTER 04
Advanced Patterns
Level up your craft
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16
Lesson 16+120 XP
Struct
Custom record.
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17
Lesson 17+130 XP
Pure Function
No state read.
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Solidity Master
17 lessons left to claim the crown