ERC 20 Pausable
ERC20 token with pausable token transfers, minting and burning. Useful for scenarios such as preventing trades until the end of an evaluation period, or having an emergency switch for freezing all token transfers in the event of a large bug.
Methods
allowance
See {IERC20-allowance}.
Parameters
Name | Type | Description |
---|---|---|
owner | address | undefined |
spender | address | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | uint256 | undefined |
approve
See {IERC20-approve}. Requirements: - spender
cannot be the zero address.
Parameters
Name | Type | Description |
---|---|---|
spender | address | undefined |
amount | uint256 | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | bool | undefined |
balanceOf
See {IERC20-balanceOf}.
Parameters
Name | Type | Description |
---|---|---|
account | address | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | uint256 | undefined |
decimals
Returns the number of decimals used to get its user representation. For example, if decimals
equals 2
, a balance of 505
tokens should be displayed to a user as 5.05
(505 / 10 ** 2
). Tokens usually opt for a value of 18, imitating the relationship between Ether and Wei. This is the value {ERC20} uses, unless this function is overridden; NOTE: This information is only used for display purposes: it in no way affects any of the arithmetic of the contract, including {IERC20-balanceOf} and {IERC20-transfer}.
Returns
Name | Type | Description |
---|---|---|
_0 | uint8 | undefined |
decreaseAllowance
Atomically decreases the allowance granted to spender
by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - spender
cannot be the zero address. - spender
must have allowance for the caller of at least subtractedValue
.
Parameters
Name | Type | Description |
---|---|---|
spender | address | undefined |
subtractedValue | uint256 | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | bool | undefined |
increaseAllowance
Atomically increases the allowance granted to spender
by the caller. This is an alternative to {approve} that can be used as a mitigation for problems described in {IERC20-approve}. Emits an {Approval} event indicating the updated allowance. Requirements: - spender
cannot be the zero address.
Parameters
Name | Type | Description |
---|---|---|
spender | address | undefined |
addedValue | uint256 | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | bool | undefined |
name
Returns the name of the token.
Returns
Name | Type | Description |
---|---|---|
_0 | string | undefined |
paused
Returns true if the contract is paused, and false otherwise.
Returns
Name | Type | Description |
---|---|---|
_0 | bool | undefined |
symbol
Returns the symbol of the token, usually a shorter version of the name.
Returns
Name | Type | Description |
---|---|---|
_0 | string | undefined |
totalSupply
See {IERC20-totalSupply}.
Returns
Name | Type | Description |
---|---|---|
_0 | uint256 | undefined |
transfer
See {IERC20-transfer}. Requirements: - recipient
cannot be the zero address. - the caller must have a balance of at least amount
.
Parameters
Name | Type | Description |
---|---|---|
recipient | address | undefined |
amount | uint256 | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | bool | undefined |
transferFrom
See {IERC20-transferFrom}. Emits an {Approval} event indicating the updated allowance. This is not required by the EIP. See the note at the beginning of {ERC20}. Requirements: - sender
and recipient
cannot be the zero address. - sender
must have a balance of at least amount
. - the caller must have allowance for sender
's tokens of at least amount
.
Parameters
Name | Type | Description |
---|---|---|
sender | address | undefined |
recipient | address | undefined |
amount | uint256 | undefined |
Returns
Name | Type | Description |
---|---|---|
_0 | bool | undefined |
Events
Approval
Parameters
Name | Type | Description |
---|---|---|
owner | address | undefined |
spender | address | undefined |
value | uint256 | undefined |
Paused
Parameters
Name | Type | Description |
---|---|---|
account | address | undefined |
Transfer
Parameters
Name | Type | Description |
---|---|---|
from | address | undefined |
to | address | undefined |
value | uint256 | undefined |
Unpaused
Parameters
Name | Type | Description |
---|---|---|
account | address | undefined |
Last updated