>In the code below:
>
>
>STORE "07381983874" to US3
>
>US_CH = STRTRAN (US3,"1234567890","HFJLRX435U")
>
>= MESSAGEBOX (US_CH)
>
>THE RESULT IS "07381983874"
>
>why is it no changing ?

Moises,
With strtran() you're saying "if you find this string then replace with that string". As Sergey and Gregory said already use chrtran() instead.

STORE "07381983874" to US3
US_CH = CHRTRAN(m.US3,"1234567890","HFJLRX435U")
MESSAGEBOX(m.us_ch)

Cetin