Jun 28, 2024 · Like all other functions from <cctype>, the behavior of std::isspace is undefined if the argument's value is neither representable as unsignedchar nor equal to EOF.

Dec 2, 2022 · Each of these routines returns nonzero if c is a particular representation of a space character. isspace returns a nonzero value if c is a white-space character (0x09 - 0x0D or 0x20).

Checks whether c is a white-space character. Other locales may consider a different selection of characters as white-spaces, but never a character that returns true for isalnum. For a detailed chart …

Sep 13, 2017 · The isspace () in C is a predefined function used for string and character handling. This function is used to check if the argument contains any whitespace characters.

In C programming, isspace ( ) checks whether a character is white-space character or not. If a character passed to isspace ( ) is white-space character, it returns non-zero integer if not it returns 0.

The C library isspace () function checks whether the passed character is white-space. This function is a part of the C Standard Library, included in the <ctype.h> header.

Checks if the given character is classified as a whitespace character by the currently installed C locale. In the default locale, the whitespace characters are space (0x20), form feed (0x0c), line feed (0x0a), …

Like all other functions from <cctype>, the behavior of std::isspace is undefined if the argument's value is neither representable as unsigned char nor equal to EOF.

The isspace() function returns a non-zero value (equivalent to boolean true) if a character is a whitespace character. Whitespace characters are spaces, tabs and newline characters.

In the C Programming Language, the ispace function tests whether c is a white-space character such as space (' '), form feed ('\f'), new line ('\n'), carriage return ('\r'), horizontal tab ('\t'),and vertical tab ('\v'). …