SolidityFunction4BytesSignature
extends Hash
in package
SolidityFunction4BytesSignature is container class for a 4-byte function signature in Solidity.
Tags
Table of Contents
Constants
- dataSizeBytes = 4
Properties
- $bytes : string
Methods
- eq() : bool
- Checks for equality with another Hash or Hash-derivative object.
- fromBin() : static
- Initializes from a binary string.
- fromHex() : static
- Initializes from a hexadecimal string.
- fromSignature() : static
- Creates a new SolidityFunction4BytesSignature instance from a full function signature.
- isNull() : bool
- Checks if inner data contains only zeroes (equals to `static::NULL()`)
- NULL() : static
- Initializes object with all zeros.
- toBin() : string
- Converts the internal data into to a binary string.
- toHex() : string
- Converts the internal data into to a hexadecimal string.
- __construct() : mixed
Constants
dataSizeBytes
public
mixed
dataSizeBytes
= 4
Properties
$bytes
protected
string
$bytes
Methods
eq()
Checks for equality with another Hash or Hash-derivative object.
public
eq(static $b) : bool
Parameters
- $b : static
-
Another object to compare against.
Return values
bool —True if equal, false otherwise.
fromBin()
Initializes from a binary string.
public
static fromBin(string $bin) : static
Parameters
- $bin : string
-
Binary data.
Tags
Return values
staticfromHex()
Initializes from a hexadecimal string.
public
static fromHex(string $hex) : static
Parameters
- $hex : string
-
Hexadecimal data.
Tags
Return values
staticfromSignature()
Creates a new SolidityFunction4BytesSignature instance from a full function signature.
public
static fromSignature(string $functionSignature) : static
Parameters
- $functionSignature : string
-
The complete function signature.
Tags
Return values
static —A new instance of SolidityFunction4BytesSignature.
isNull()
Checks if inner data contains only zeroes (equals to `static::NULL()`)
public
isNull() : bool
Return values
bool —true if inner data is null data, false otherwise
NULL()
Initializes object with all zeros.
public
static NULL() : static
Return values
static —The null object.
toBin()
Converts the internal data into to a binary string.
public
toBin() : string
Return values
string —Binary representation.
toHex()
Converts the internal data into to a hexadecimal string.
public
toHex([bool $with0x = true ]) : string
Parameters
- $with0x : bool = true
-
Flag to include "0x" prefix or not.
Return values
string —Hexadecimal representation.
__construct()
private
__construct(string $bytes) : mixed
Parameters
- $bytes : string