What is the function of "%[^\n]" in a scanf?

[Kamalesh kumar]

this is the statement i encountered . . .

fscanf(fp,"%[^\n]",str1);

where str1 is a str1[80]

can someone please unconfuse me on whats the difference between using a %c and a %[6\n] in reading strings ? thanks

[newb16]

This one scans tabs and spaces - see http://linux.die.net/man/3/scanf