标签：+= while round ali script nbsp doctype title sum
<!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>流程控制语句</title> <!-- if else switch(条件) case: break; while do while for --> <style> td{ border: 1px solid #0368e5; } </style> <script> var sum = 0; var num = 1; while (num<=100){ sum =sum+num; //sum+=num; num++; } alert(sum); document.write("<table align=‘center‘>"); for (var i = 1; i < 10;i++){ document.write("<tr>"); for (var k=1;k<=i;k++){ document.write("<td>"); document.write(k+"*"+i+"="+(i*k)+" "); // 空格 document.write("</td>"); } // document.write("<br>"); document.write("</tr>"); } document.write("</table>"); </script> </head> <body> </body> </html>
标签：+= while round ali script nbsp doctype title sum
原文地址：https://www.cnblogs.com/987m/p/12251298.html
