Linux shell中的printf的详细用法

[root@localhost ~]# printf %s 1 2 3 4 5 6
123456[root@localhost ~]# printf %s %s %s 1 2 3 4 5 6
%s%s123456[root@localhost ~]# printf '%s %s %s' 1 2 3 4 5 6
1 2 34 5 6[root@localhost ~]# printf '%s\t%s\t%s\n' 1 2 3 4 5 6
1 2 3
4 5 6
[root@localhost ~]# printf '%s' $(cat student.txt)
1furongF852fengjF603cangF70[root@localhost ~]#
[root@localhost ~]# printf '%s\t%s\t%s\t%s\n' $(cat student.txt)
1 furong F 85
2 fengj F 60
3 cang F 70