1 <!DOCTYPE html> 2 <html lang="en"> 3 <head> 4 <meta charset="UTF-8"> 5 <title>Title</title> 6 7 </head> 8 <body> 9 <div id="tab"> 10 <input type="text" id="inputdate"> 11 12 </div> 13 14 <script> 15 window.onload = function () { 16 /* 17 * 主要是把 把 Tue Dec 24 2019 12:02:03 时间格式 截取出年份 18 * */ 19 var standardDate = new Date('2018,9,1'); 20 var year = JSON.stringify(standardDate); 21 console.log(year.slice(1,5)) 22 var year1 = JSON.stringify(standardDate.getFullYear()); 23 console.log(year1) 24 25 26 }; 27 28 29 30 </script> 31 </body> 32 </html>