Question

c#输入一行字符,分别统计出其中英文字母,空格,数字和其它字符的个数

Answer 1

其中一种方法：

            Console
.Write(
"请输入字符："
);
            
string
 s = 
Console
.ReadLine();
            
while
 (!
string
.IsNullOrEmpty(s))
            {
                
int
 i = 0;
                
int
 j = 0;
                
int
 m = 0;
 
                
foreach
 (
char
 ch 
in
 s)
                {
                    
short
 temp = 
Convert
.ToInt16(ch);
                    
if
 (temp >= 48 && temp <= 57)
                    {
                        i++;
                    }
                    
else
 
if
 ((temp >= 65 && temp <= 90) || (temp >= 97 && temp <= 122))
                    {
                        j++;
                    }
                    
else
                    {
                        m++;
                    }
                }
                
Console
.WriteLine(
"您输入的字符：{0}中，数字个数：{1}，字母个数：{2}，其他字符个数：{3}"
, s, i, j, m);
                
Console
.Write(
"请输入字符："
);
                s = 
Console
.ReadLine();
            }