Java小项目之:教你做电子日历!(22)

function isLeapYear(year){

var a = year % 4;

var b = year % 100;

var c = year % 400;

if( ( (a == 0) && (b != 0) ) || (c == 0) ){

return true;

return false;

//清除方格

function clearPane(){

var limit = document.getElementsByClassName(\"pane\").length;

for(var i=7; i < limit; i++){

var pane = document.getElementsByClassName(\"pane\").item(7);

pane.parentNode.removeChild(pane);

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