答: ———---------- Argument is often used in the sense of actual argument vs. formal parameter. The formal parameter is what is given in the function declaration/definition/prototype, while the actual argument is what is passed when calling the function — an instance of a form...【阅读全文】
localtime EXPRlocaltime引用方法:my ($sec,$min,$hour,$mday,$mon,$year,$wday,$yday,$isdst) = localtime;$sec,$min,$hour : seconds, minutes, and hours of the specified time.$mday : the day of the month $mon &n...【阅读全文】