Although most Americans were shocked by the Japanese attack on Pearl Harbor on December 7, 1941, the outbreak of war between the two countries came as no surprise to most observers of international affairs.
Definition - What does Macro mean? A macro is an automated input sequence that imitates keystrokes or mouse actions. A macro is typically used to replace a repetitive series of keyboard and mouse actions and are common in spreadsheet and word processing applications like MS Excel and MS Word. The file extension of a macro is commonly .MAC.
It is a macro definition of type int that expands into a negative integral constant expression (generally, -1). It is used as the value returned by several functions in header <cstdio> to indicate that the End-of-File has been reached or to signal some other failure conditions. It is also used as the value to represent an invalid character. In C++, this macro corresponds to the value of char_traits<char>::eof().