sprintf
sprintf(format,v1,v2,...) returns a string with the values v1, v2,... as specified in format parameter.
Examples
>> x = 1:5
[x:1x5 double]
>> sprintf('line %d\n',x)#
line 1
line 2
line 3
line 4
line 5
>> sprintf('%3d',pi)# % specify minimun width
3
>> sprintf('%010.4f',pi)# % complete minimun width with zeros and define precision
00003.1416
>> c = {'ABC'}
sprintf('%s',c{:})# % use %s for characters
ABC