Solidity Interface & Canonical Declaration
function name() external view returns (string)
返回代币合约的可读全称(例如:Ethereum, DREAMVFIA Token)。
理论基础执行 Gas: 2,100 ~ 8,000 gas (view)
返回值类型: string
Calldata 调用数据 ABI 编码布局账本
| Calldata Offset | Type | Parameter Name | Semantic Role |
|---|---|---|---|
| 0x00 ~ 0x03 (4B) | bytes4 | Method ID (msg.sig) | name() 的 4 字节函数选择器 |
Keccak-256 密码学哈希推导链
标准 ASCII 签名字符串: name()
完整 256 位 Keccak 哈希: 0x06fdde0383f15d582d1a74511486c9ddf862a882fb7904b3d9fe9b8b8e58a796
截取前 4 字节 (Big-Endian): 0x06fdde03
EVM 运行时调度器汇编代码特征 (Dispatcher Opcodes)
// 1. Load the first 32 bytes of transaction calldata
[0x0000] PUSH1 0x00
[0x0002] CALLDATALOAD
// 2. Right-shift by 224 bits (0xe0) to isolate the 4-byte selector
[0x0003] PUSH1 0xe0
[0x0005] SHR
// 3. Match against target selector 0x06fdde03 and branch
[0x0006] DUP1
[0x0007] PUSH4 0x06fdde03
[0x000c] EQ
[0x000d] PUSH2 0x0050
[0x0010] JUMPI // Jump to implementation if matched