How do I remove empty characters from both sides of a string in C
- 2020-04-02 00:56:19
- OfStack
Today in a foreign website, see the following code, feel quite streamlined.
char *tr ( char *s )
{
int i = 0;
int j = strlen ( s ) - 1;
int k = 0;
while ( isspace ( s[i] ) && s[i] != '0' )
i++;
while ( isspace ( s[j] ) && j >= 0 )
j--;
while ( i <= j )
s[k++] = s[i++];
s[k] = '0';
return s;
}