比如说要转换为定长10
FILE *logstream;
if( (logstream = fopen("DBError.txt", "a+" )) != NULL )
{
fprintf(logstream,"%10s\n",strYOU);
fclose( logstream );
} }
FILE *logstream;
if( (logstream = fopen("DBError.txt", "a+" )) != NULL )
{
fprintf(logstream,"%10s\n",strYOU);
fclose( logstream );
} }
t=left(t,M) '截取定长字符串