public static void main(String[] args) {
String str="fhudsfvdUJIKLIUvd3253252";
int m = 0;
int n = 0;
int k = 0;
char[] a = str.toCharArray();
for (char ch : a){
if(ch >= 'a' && ch <= 'z'){
m = m + 1;
}else if (ch >= 'A' && ch <= 'Z'){
n = n + 1;
}else k = k + 1;
}
System.out.println("小写字符个数:"+m);
System.out.println("大写字符个数:"+n);
System.out.println("其他字符个数:"+k);
}
给定一个字符串str,求里面大写字母,小写字母,以及其他字符的个数?
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转载自blog.csdn.net/Forest24/article/details/90211182
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