Besides the various
operator<<() functions, the
ostream class provides the
put() method for displaying characters and the
write() method for displaying strings.
put() method had the following prototype:
ostream & put(char);
The current standard is equivalent, except it’s templated to allow for
wchar_t. You invoke it by using the usual class method notation:
cout.put('W'); // display the W character
cout is the invoking object and
put() is the class member function. Like the
<< operator functions, this function returns a reference to the invoking object, so you can concatenate output with it:
cout.put('I').put('t'); // displaying It with two put() calls
The function call
cout.put('I') returns ...
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