UNIX for Dummies Questions & Answers

Hello All,

I am working on korn shell script.i have 2 questions;

1) I have a file and i am able to capture the arrival time.
the arrival time is capturing as 11:30

ls -ltr aaa.bbb.332121312.*.* | awk -F" " '{print $8}'

11:30

my desired output is 113000
can anyone please suggest me how do i do this.

2) I have another question.
I have a timestamp as 20060921094743
my desired output is 094743
can anyone please suggest me how do I only display the last 6 digits
from the timestamp.

Thanks a bunch
mark

Code:

ls -ltr aaa.bbb.332121312.*.* | awk -F" " '{split($8,arr,":"); printf("%s%s00",arr[1],arr[2]);}'

Code:

expr match '20060921094743' '.*\(......\)'

Thanks a lot

mark