![]() The setw C++ function is used with an expression generally. Where number is the number of characters to be set as the field width. The parameter it takes will be the new value that needs to be set as the width. The function also sets the width parameter of the stream in or stream out exactly n times. The function takes member width as an argument and needs a stream where this field has to be manipulated or inserted. In simple terms, the setw C++ function helps set the field width used for output operations. The manipulator sets the ios library field width or specifies the minimum number of character positions a variable will consume. setw function is a C++ manipulator which stands for set width. Setw C++ is a method of iomaip library present in C++. ![]()
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