正在加载图片...
<html> <head> <script language="javascript"> var a=35, b=7. document.write(a=",a, b= b); document. write("<br>和为"a+b) document. write("<br>差为"a-b) document. write("<br>积为",a*b) document. write("<br>商为",a/b); document. write("<br>余数为",a%b) document. write("<br>a自加为",++a); document. write("<br>b自减为",b) document. write("<br>a取反为"-a) </script> </head> </html><html> <head> <script language="javascript"> var a=35, b=7; document.write("a=",a," b=", b); document.write("<br>和为",a+b); document.write("<br>差为",a-b); document.write("<br>积为",a*b); document.write("<br>商为",a/b); document.write("<br>余数为",a%b); document.write("<br>a自加为",++a); document.write("<br>b自减为",--b); document.write("<br>a取反为",-a); </script> </head> </html>