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| author | chriseth <chris@ethereum.org> | 2018-03-06 03:11:37 +0800 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-03-06 03:11:37 +0800 |
| commit | 3793aa405b9326c7269ed001344d721ae05629e8 (patch) | |
| tree | 2657e731bf0f2a6c608ffefcdb3d5731b3e77fe0 /docs | |
| parent | f190b274313131bbc939815a00d49dcd2c3de10d (diff) | |
| parent | 2213f9946b34a6e8f5604a6b821d31788dcee08b (diff) | |
| download | dexon-solidity-3793aa405b9326c7269ed001344d721ae05629e8.tar.gz dexon-solidity-3793aa405b9326c7269ed001344d721ae05629e8.tar.zst dexon-solidity-3793aa405b9326c7269ed001344d721ae05629e8.zip | |
Merge pull request #3643 from ethereum/gasleft
Move msg.gas to global function gasleft(). Closes #2971.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/contracts.rst | 2 | ||||
| -rw-r--r-- | docs/miscellaneous.rst | 3 | ||||
| -rw-r--r-- | docs/units-and-global-variables.rst | 3 |
3 files changed, 5 insertions, 3 deletions
diff --git a/docs/contracts.rst b/docs/contracts.rst index 12b785d5..e61667dd 100644 --- a/docs/contracts.rst +++ b/docs/contracts.rst @@ -402,7 +402,7 @@ State variables can be declared as ``constant``. In this case, they have to be assigned from an expression which is a constant at compile time. Any expression that accesses storage, blockchain data (e.g. ``now``, ``this.balance`` or ``block.number``) or -execution data (``msg.gas``) or make calls to external contracts are disallowed. Expressions +execution data (``msg.value`` or ``gasleft()``) or make calls to external contracts are disallowed. Expressions that might have a side-effect on memory allocation are allowed, but those that might have a side-effect on other memory objects are not. The built-in functions ``keccak256``, ``sha256``, ``ripemd160``, ``ecrecover``, ``addmod`` and ``mulmod`` diff --git a/docs/miscellaneous.rst b/docs/miscellaneous.rst index 70ed6201..7d3d058b 100644 --- a/docs/miscellaneous.rst +++ b/docs/miscellaneous.rst @@ -315,8 +315,9 @@ Global Variables - ``block.gaslimit`` (``uint``): current block gaslimit - ``block.number`` (``uint``): current block number - ``block.timestamp`` (``uint``): current block timestamp +- ``gasleft() returns (uint256)``: remaining gas - ``msg.data`` (``bytes``): complete calldata -- ``msg.gas`` (``uint``): remaining gas +- ``msg.gas`` (``uint``): remaining gas - deprecated in version 0.4.21 and to be replaced by ``gasleft()`` - ``msg.sender`` (``address``): sender of the message (current call) - ``msg.value`` (``uint``): number of wei sent with the message - ``now`` (``uint``): current block timestamp (alias for ``block.timestamp``) diff --git a/docs/units-and-global-variables.rst b/docs/units-and-global-variables.rst index cc4d4446..1b58b1e8 100644 --- a/docs/units-and-global-variables.rst +++ b/docs/units-and-global-variables.rst @@ -58,8 +58,9 @@ Block and Transaction Properties - ``block.gaslimit`` (``uint``): current block gaslimit - ``block.number`` (``uint``): current block number - ``block.timestamp`` (``uint``): current block timestamp as seconds since unix epoch +- ``gasleft() returns (uint256)``: remaining gas - ``msg.data`` (``bytes``): complete calldata -- ``msg.gas`` (``uint``): remaining gas +- ``msg.gas`` (``uint``): remaining gas - deprecated in version 0.4.21 and to be replaced by ``gasleft()`` - ``msg.sender`` (``address``): sender of the message (current call) - ``msg.sig`` (``bytes4``): first four bytes of the calldata (i.e. function identifier) - ``msg.value`` (``uint``): number of wei sent with the message |