1
我想问一下这个函数的有效性,以及是否有什么情况可以使用它。感谢任何答案。函数返回两个值
function sum_and_dif(a, b) {
var c = a + b;
var d = a - b;
return c +" " + d;
}
var result = sum_and_dif (200, 10);
document.write(result +"</br>");
var where_is_a = result.indexOf(" ");// Here i detected where is the empty space
var c_number = parseInt(result.substring(0, where_is_a));
var d_number = parseInt(result.substring(where_is_a +1,result.length));
document.write(c_number +"</br>");
document.write(d_number +"</br>");
感谢,我更这里[链接](HTTP读取。 com/library/blmultir.htm) – joni 2011-02-15 11:44:37