foreach可以自定义循环次数吗 string[] ss = new string[50]; ss[0] = "1";
ss[1] = "2";
ss[2] = "3";
ss[3] = "4";
ss[4] = "5";
ss[5] = "6";
foreach (string s in ss)
{
} return ss[1];
这个foreahc
怎样定义循环次数
ss[1] = "2";
ss[2] = "3";
ss[3] = "4";
ss[4] = "5";
ss[5] = "6";
foreach (string s in ss)
{
} return ss[1];
这个foreahc
怎样定义循环次数
foreach就是为了全部跑而设计的。或者你用IEnumerator的MoveNext和Current方法, 自己用while往下跑。
string[] ss = new string[50];ss[0] = "1";
ss[1] = "2";
ss[2] = "3";
ss[3] = "4";
ss[4] = "5";
ss[5] = "6";
int count = 0;
foreach (string s in ss)
{
if(count > 1)
break;
count++;
//要干什么
}
string[] ss = new string[50];ss[0] = "1";
ss[1] = "2";
ss[2] = "3";
ss[3] = "4";
ss[4] = "5";
ss[5] = "6";
int i= 0;
foreach (string s in ss)
{
if(i> 1){
break;
}
count++;
//给分
}
string tmp = "";
foreach(string s in ss)
{
tmp = s;
if(i == 1)
break;
}tmp = 你要的
ss[1] = "2";
ss[2] = "3";
ss[3] = "4";
ss[4] = "5";
ss[5] = "6";
int i= 0;
foreach (string s in ss)
{
if(i> 1){
break;
}
i++;
}