Raymond,
Read each file into array of 4 columns as you have in the example, then use
the Build Array function to concatenate them then save the concatenated
array into file.
Nam.
Raymond Fang wrote in message
news:d3203a1a.0112052340.b3d7fcd@posting.google.com...
> Say, right now I have 3 text files as below,
>
> Temp & RH 10-m Interval Average Data For 11/18/2001
> Date Time Temp Humd
> 11/18/01 00:13:43 20.02 58.04 *
> 11/18/01 00:23:43 19.99 58.17 *
> 11/18/01 00:33:43 19.97 58.11 *
> 11/18/01 00:43:43 19.94 58.13 *
> 11/18/01 00:53:43 19.95 58.04 *
>
> Temp & RH 10-m Interval Average Data For 11/19/2001
> Date Time Temp Humd
> 11/19/01 00:13:30 20.16 59.57 *
> 11/19/01 00:23:30 20.17 59.42 *
> 11/19/01 00:33:30
20.11 59.5 *
> 11/19/01 00:43:30 20.07 59.57 *
> 11/19/01 00:53:30 20.03 59.59 *
>
> Temp & RH 10-m Interval Average Data For 11/20/2001
> Date Time Temp Humd
> 11/20/01 00:13:17 23.1 59.39 *
> 11/20/01 00:23:17 23.18 58.96 *
> 11/20/01 00:33:17 23.55 58.43 *
> 11/20/01 00:43:17 23.61 58.43 *
> 11/20/01 00:53:17 22.75 59.62 *
>
>
> can anyone advise me how can I append all the files become
>
> Temp & RH 10-m Interval Average Data For 11/18/2001 to 11/20/2001
> Date Time Temp Humd
> 11/18/01 00:13:43 20.02 58.04 *
> 11/18/01 00:23:43 19.99 58.17 *
> 11/18/01 00:33:43 19.97 58.11 *
> 11/18/01 00:43:43 19.94 58.13 *
> 11/18/01 00:53:43 19.95 58.04 *
> 11/19/01 00:13:30 20.16 59.57 *
> 11/19/01 00:23:30 20.17 59.42 *
> 11/19/01 00:33:30 20.11 59.5 *
> 11/19/01 00:43:30 20.07 59.57 *
> 11/19/01 00:53:30 20.03 59.59 *
> 11/20/01 00:13:17 23.1 59.39 *
> 11/20/01 00:23:17 23.18 58.96 *
> 11/20/01 00:33:17 23.55 58.43 *
> 11/20/01 00:43:17
23.61 58.43 *
> 11/20/01 00:53:17 22.75 59.62 *
>
>
> thank you in advance