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Tag Archives: CPP-Library

The vwprintf() function in C++ is used to write a formatted wide string to stdout. It prints formatted data from variable argument list to stdout.… Read More
The iswupper() is a built-in function in C/C++ which checks if the given wide character is a uppercase character or not. It is defined in… Read More
The putwchar() function in C/C++ writes a wide character to stdout (standard output). It is defined in CPP library . Syntax : wint_t putwchar(wchar_t ch)… Read More
The mbsinit() is an inbuilt function in C++ which is used to check whether ps(passed as a parameter to this function) points to a mbstate_t… Read More
The wcsrchr() function is a builtin function in C/C++ which searches for the last occurrence of a wide character in a wide string. It is… Read More
logical_and in C++ is a binary function object class which returns the result of the logical “and” operation between its two arguments (as returned by… Read More
logical_or in C++ is a binary function object class which returns the result of the logical “or” operation between its two arguments (as returned by… Read More
Prerequisite: smatch | Regex (Regular Expressions) in C++ Given a regex, the task is to find all regex matches in a string. Without using iterator: … Read More
Prerequisite: Zombie and Orphan Processes in C Zombie Process: A zombie process is a process that has completed execution but still has an entry in… Read More
std::regex_replace() is used to replace all matches in a string, Syntax: regex_replace(subject, regex_object, replace_text) Parameters: It accepts three parameters which are described below: Subject string… Read More
The btowc() is a built-in function in C/C++ which converts a character to its wide character equivalent. It is defined within the cwchar header file… Read More
The strtoul() function in C/C++ which converts the initial part of the string in str to an unsigned long int value according to the given… Read More
The iswalpha() is a built-in function in C++ STL which checks if the given wide character is an alphabet or not. It is defined within… Read More
The strtod() is a builtin function in C and C++ STL which interprets the contents of the string as a floating point number and return… Read More
The feupdateenv() function in C++ first saves currently raised floating-point exceptions. It restores the floating-point environment from the given fenv_t object and then raises the… Read More

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