时间: 2021-07-31 作者:daque
===编写日历一=== 即使指定的年数不妨被4整除,那么leapyear()因变量将归来“true”,要不归来”false“: function leapyear(year) { if (year % 4 == 0) // basic rule return true; // is leap year /* else */ // else not needed when statement is "return" return false; // is not leap year } getmonthname()因变量归来指定月份的名字: function getmonthname(month) { // create array to hold name of each month var ar = new array(12); ar[0] = "january"; ar[1] = "february"; ar[2] = "march"; ar[3] = "april"; ar[4] = "may"; ar[5] = "june"; ar[6] = "july"; ar[7] = "august"; ar[8] = "september"; ar[9] = "october"; ar[10] = "november"; ar[11] = "december"; // return name of specified month (parameter) return ar[month]; }