
>> str='I have many good friends!'
str =
I have many good friends!
>> whos
  Name          Size                    Bytes  Class
  EXPLODE       1x5                        40  double array
  F1            1x12                       24  char array
  F2            1x12                       24  char array
  X             1x5                        40  double array
  a             1x28                      224  double array
  ans           1x12                       12  logical array
  label         1x5                       330  cell array
  s1            1x10                       20  char array
  s2            1x10                       20  char array
  s3            1x11                       22  char array
  str           1x25                       50  char array
  w             1x19                       38  char array
  x             1x4                        32  double array

Grand total is 173 elements using 876 bytes
>>
%⣬ַڵĵĵʾַӿֱӴеõ䣬Enterȷϡ
>>u='we must study hard!'
u =
we must study hard!
>> v='and we should never forget our country!'
v =
and we should never forget our country!
>> w=[u,v]
w =
we must study hard!and we should never forget our country!
>>
%ַͬжУÿбͬĿˣҪÿոʹͬȣ䣬Enterȷϡ
>> t=[' xiao ming kao shang le daxue'
      'xiaofang meiyou kaoshangdaxue'] 
t =
 xiao ming kao shang le daxue
xiaofang meiyou kaoshangdaxue
>>              
%ַȲһʱMATLAB 7ʾ䣬Enterȷϡ
>> t=[' xiao ming kao shang le daxue'
'xiaofang meiyou kaoshang daxue']
??? Error using ==> vertcat
All rows in the bracketed expression must have the same 
number of columns.
>>




>> t=['China win 32 gold metals in the Olympic Games'
'and Chinese TAibei Team win 2 gold metals    '
'That doesn''t mean any thing                  ']
t =
China win 32 gold metals in the Olympic Games
and Chinese TAibei Team win 2 gold metals    
That doesn't mean any thing    
 >>      

>> t=['China win 32 gold metals in the Olympic Games'
      'and Chinese TAibei Team win 2 gold metals    '
      'That doesn''t mean any thing                 ']
??? Error using ==> vertcat
All rows in the bracketed expression must have the same 
number of columns.

