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| author | Christian Parpart <christian@parpart.family> | 2018-08-03 22:13:52 +0800 |
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| committer | Christian Parpart <christian@ethereum.org> | 2018-08-08 19:38:46 +0800 |
| commit | b9222808f61e00833f8c11cd196cafb50ec9e1b9 (patch) | |
| tree | 93f7552a8effdb5e3ab3a240f4337edd3f8f249c /docs | |
| parent | 09a36cba0223c16248335703412cee019c7aa59f (diff) | |
| download | dexon-solidity-b9222808f61e00833f8c11cd196cafb50ec9e1b9.tar.gz dexon-solidity-b9222808f61e00833f8c11cd196cafb50ec9e1b9.tar.zst dexon-solidity-b9222808f61e00833f8c11cd196cafb50ec9e1b9.zip | |
Cleanup & polish numbers-with-underscores parsing, also improving tests.
Diffstat (limited to 'docs')
| -rw-r--r-- | docs/types.rst | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/docs/types.rst b/docs/types.rst index 4bade37c..5c4a30ca 100644 --- a/docs/types.rst +++ b/docs/types.rst @@ -285,7 +285,9 @@ Scientific notation is also supported, where the base can have fractions, while Examples include ``2e10``, ``-2e10``, ``2e-10``, ``2.5e1``. Underscores can be used to separate the digits of a numeric literal to aid readability. -For example, ``123_000``, ``0x2eff_abde``, ``1233_e348_9a`` are all valid. Underscores are only allowed between two digits. For hex literals, underscores are only allowed to separate groups of 4 hex digits. +For example, decimal ``123_000``, hexadecimal ``0x2eff_abde``, scientific decimal notation ``1_2e345_678`` are all valid. +Underscores are only allowed between two digits and only one consecutive underscore is allowed. +There is no additional semantic meaning added to a number literal containing underscores. Number literal expressions retain arbitrary precision until they are converted to a non-literal type (i.e. by using them together with a non-literal expression). |