int main()
{
char str[] = "This Is a c Program";
int i = 0;
while (str[i] != '\0')
{
if (str[i]>'A'&&str[i]<'Z')
{
str[i] += 32;
}
i++;
}
puts(str);
return 0;
}
int main()
{
char str[] = "This Is a c Program";
int i = 0;
while (str[i] != '\0')
{
if (str[i]>'A'&&str[i]<'Z')
{
str[i] += 32;
}
i++;
}
puts(str);
return 0;
}
本文标题：09-把字符串中的大写变为小写
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