Utf16ToUnicode (String function): Difference between revisions
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{{Template:String:Utf16ToUnicode subtitle}} | {{Template:String:Utf16ToUnicode subtitle}} | ||
The <var>Utf16ToUnicode</var> [[Intrinsic classes|intrinsic]] function converts a UTF-16 <var>Longstring</var> byte stream to <var>Unicode</var>. | The <var>Utf16ToUnicode</var> [[Intrinsic classes|intrinsic]] function converts a UTF-16 <var>Longstring</var> byte stream to <var>Unicode</var>. | ||
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<td>A string that is presumed to contain a UTF-16 byte stream.</td></tr> | <td>A string that is presumed to contain a UTF-16 byte stream.</td></tr> | ||
<tr><th>AllowUntranslatable</th> | <tr><th>AllowUntranslatable</th> | ||
<td><var class="term">AllowUntranslatable</var> is an optional, but | <td><var class="term">AllowUntranslatable</var> is an optional, but var>[[Methods#Named parameters|Name-Required]]</var>, parameter, which is a <var>[[Boolean Enumeration]]</var> value that specifies ....</td></tr> | ||
<tr><th>Bom</th> | <tr><th>Bom</th> | ||
<td></td></tr> | <td></td></tr> | ||
Line 25: | Line 24: | ||
==Usage notes== | ==Usage notes== | ||
<ul><li>The input UTF-16 stream may contain a Byte Order Mark (U+FEFF). If one is present, that controls the conversion from UTF-16 to <var>Unicode</var>. If a Byte Order Mark is not present, the input stream is considered to be a Big Endian stream, that is, it is the same as if the stream were preceded by the two bytes X'FE' and X'FF', in that order. | <ul><li>The input UTF-16 stream may contain a Byte Order Mark (U+FEFF).<ul><li>If one is present, that controls the conversion from UTF-16 to <var>Unicode</var>.<li> If a Byte Order Mark is not present, the input stream is considered to be a Big Endian stream, that is, it is the same as if the stream were preceded by the two bytes X'FE' and X'FF', in that order.</ul> | ||
<li>The <var>Utf16ToUnicode</var> function is available as of <var class="product">Sirius Mods</var> Version 7.3.</ul> | <li>The <var>Utf16ToUnicode</var> function is available as of <var class="product">[[Sirius Mods|"Sirius Mods"]]</var> Version 7.3.</ul> | ||
==Examples== | ==Examples== | ||
<ol><li>In the following fragment, <var>Utf16ToUnicode</var> converts a hexadecimal input to a single <var>Unicode</var> character | <ol><li>In the following fragment, <var>Utf16ToUnicode</var> converts a hexadecimal input to a single <var>Unicode</var> character. | ||
<p class="code">%u unicode | <p class="code">%u unicode | ||
%u = '0032':X:Utf16ToUnicode | %u = '0032':[[X (String function)|X]]:Utf16ToUnicode | ||
print %u | |||
</p> | </p> | ||
The result is: | The result is: |
Revision as of 06:20, 25 February 2011
Convert a UTF-16 Longstring bytestream to Unicode (String class)
The Utf16ToUnicode intrinsic function converts a UTF-16 Longstring byte stream to Unicode.
Syntax
%unicode = string:Utf16ToUnicode[( [AllowUntranslatable= boolean], - [Bom= utf16BOM])] Throws CharacterTranslationException
Syntax terms
%unicode | A string variable to receive the method object string translated to Unicode. |
---|---|
string | A string that is presumed to contain a UTF-16 byte stream. |
AllowUntranslatable | AllowUntranslatable is an optional, but var>Name-Required, parameter, which is a Boolean Enumeration value that specifies .... |
Bom |
Exceptions
Utf16ToUnicode can throw the following exception:
- CharacterTranslationException
- If the method encounters a translation problem, properties of the exception object may indicate the location and type of problem.
Usage notes
- The input UTF-16 stream may contain a Byte Order Mark (U+FEFF).
- If one is present, that controls the conversion from UTF-16 to Unicode.
- If a Byte Order Mark is not present, the input stream is considered to be a Big Endian stream, that is, it is the same as if the stream were preceded by the two bytes X'FE' and X'FF', in that order.
- The Utf16ToUnicode function is available as of "Sirius Mods" Version 7.3.
Examples
- In the following fragment, Utf16ToUnicode converts a hexadecimal input to a single Unicode character.
%u unicode %u = '0032':X:Utf16ToUnicode print %u
The result is:
2
See also
- UTF-8 and UTF-16 has more information about UTF-16 conversions.
- The Utf8ToUnicode method converts a UTF-8 byte stream to Unicode.