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wctrans_t wctrans
(
const
char
*
str
)
;
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(since C95)
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Constructs a value of type
wctrans_t
that describes a
LC_CTYPE
category of wide character mapping. It may be one of the standard mappings, or a locale-specific mapping, such as
"tojhira"
or
"tojkata"
.
Parameters
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str
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-
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C string holding the name of the desired mapping.
The following values of
str
are supported in all C locales:
Value of
str
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Effect
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"toupper"
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identifies the mapping used by
towupper
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"tolower"
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identifies the mapping used by
towlower
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Return value
wctrans_t
object suitable for use with
towctrans
to map wide characters according to the named mapping of the current C locale or zero if
str
does not name a mapping supported by the current C locale.
References
-
C23 standard (ISO/IEC 9899:2024):
-
-
7.30.3.2.2 The wctrans function (p: TBD)
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C17 standard (ISO/IEC 9899:2018):
-
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7.30.3.2.2 The wctrans function (p: TBD)
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C11 standard (ISO/IEC 9899:2011):
-
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7.30.3.2.2 The wctrans function (p: 454)
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C99 standard (ISO/IEC 9899:1999):
-
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7.25.3.2,2 The wctrans function (p: 400)
See also
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performs character mapping according to the specified LC_CTYPE mapping category
(function)
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