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| author | Lukas Larsson <[email protected]> | 2012-09-05 20:43:03 +0200 |
|---|---|---|
| committer | Lukas Larsson <[email protected]> | 2013-02-14 15:36:44 +0100 |
| commit | b074099cc6bdb81285a17e0248373f199c695719 (patch) | |
| tree | 81e4fd6866506fc1a02e8692fc108c65716d61cf /erts/doc | |
| parent | e55aff9434072dc9ba45b610d2e5110b0d537692 (diff) | |
| download | otp-b074099cc6bdb81285a17e0248373f199c695719.tar.gz otp-b074099cc6bdb81285a17e0248373f199c695719.tar.bz2 otp-b074099cc6bdb81285a17e0248373f199c695719.zip | |
Add new binary conversion bifs
Added: binary_to_integer/1,2, integer_to_binary/1,2
Diffstat (limited to 'erts/doc')
| -rw-r--r-- | erts/doc/src/erlang.xml | 49 |
1 files changed, 48 insertions, 1 deletions
diff --git a/erts/doc/src/erlang.xml b/erts/doc/src/erlang.xml index 5a63aaadc6..36d606130f 100644 --- a/erts/doc/src/erlang.xml +++ b/erts/doc/src/erlang.xml @@ -300,6 +300,32 @@ </desc> </func> <func> + <name name="binary_to_integer" arity="1"/> + <fsummary>Convert from text representation to an integer</fsummary> + <desc> + <p>Returns an integer whose text representation is + <c><anno>Binary</anno></c>.</p> + <pre> +> <input>binary_to_integer(<<"123">>).</input> +123</pre> + <p>Failure: <c>badarg</c> if <c><anno>Binary</anno></c> contains a bad + representation of an integer.</p> + </desc> + </func> + <func> + <name name="binary_to_integer" arity="2"/> + <fsummary>Convert from text representation to an integer</fsummary> + <desc> + <p>Returns an integer whose text representation in base + <c><anno>Base</anno></c> is <c><anno>Binary</anno></c>.</p> + <pre> +> <input>binary_to_integer(<<"3FF">>, 16).</input> +1023</pre> + <p>Failure: <c>badarg</c> if <c><anno>Binary</anno></c> contains a bad + representation of an integer.</p> + </desc> + </func> + <func> <name name="binary_to_list" arity="1"/> <fsummary>Convert a binary to a list</fsummary> <desc> @@ -1429,7 +1455,28 @@ os_prompt% </pre> {one,new,two,three}</pre> </desc> </func> - + <func> + <name name="integer_to_binary" arity="1"/> + <fsummary>Text representation of an integer</fsummary> + <desc> + <p>Returns a binary which corresponds to the text + representation of <c><anno>Integer</anno></c>.</p> + <pre> +> <input>integer_to_binary(77).</input> +<<"77">></pre> + </desc> + </func> + <func> + <name name="integer_to_binary" arity="2"/> + <fsummary>Text representation of an integer</fsummary> + <desc> + <p>Returns a binary which corresponds to the text + representation of <c><anno>Integer</anno></c> in base <c><anno>Base</anno></c>.</p> + <pre> +> <input>integer_to_binary(1023, 16).</input> +<<"3FF">></pre> + </desc> + </func> <func> <name name="integer_to_list" arity="1"/> <fsummary>Text representation of an integer</fsummary> |