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Function std.ascii.isPunctuation
bool isPunctuation
(
dchar c
) pure nothrow @nogc @safe;
Parameters
Name | Description |
---|---|
c | The character to test. |
Returns
Whether or not c
is a punctuation character. That includes
all ASCII characters which are not control characters, letters, digits, or
whitespace.
Example
assert( isPunctuation('.'));
assert( isPunctuation(','));
assert( isPunctuation(':'));
assert( isPunctuation('!'));
assert( isPunctuation('#'));
assert( isPunctuation('~'));
assert( isPunctuation('+'));
assert( isPunctuation('_'));
assert(!isPunctuation('1'));
assert(!isPunctuation('a'));
assert(!isPunctuation(' '));
assert(!isPunctuation('\n'));
assert(!isPunctuation('\0'));
// N.B.: Non-ASCII Unicode punctuation characters are not recognized.
assert(!isPunctuation('\u2012')); // (U+2012 = en-dash)
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License
Copyright © 1999-2022 by the D Language Foundation | Page generated by ddox.