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noexcept |
Returns a flag that indicates whether a given character is a punctuational character in the ASCII code space.
ch | is the character to check. |
ch
is an ASCII punctuational character, i.e. one of the following: !"#$%&'()*+,-./:;<=>?@[\]^_`{|}~. Otherwise, the function returns a zero value.The function repeats the standard library ispunct function.