CustNo
12345671819
17289201010
May I know how to disguise the 5th to 8th digit of the CustNo from number to XXXX? Thanks.
data want;
custno="12345671819";
substr(custno,5,4)="XXXX";
run;
Typo updated.
data want;
custno="12345671819";
substr(custno,5,4)="XXXX";
run;
Typo updated.
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