请教如何遍历打印一个表的数据?-经管之家官网！

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//Open Cursor

%let cust=%sysfunc(open(work.customerlist,i));

%let _Inf =%sysfunc(varnum(&cust,Inf));

%let _Client=%sysfunc(varnum(&cust,Client));

%let _Netd=%sysfunc(varnum(&cust,Netd));

%let _Ftype =%sysfunc(varnum(&cust,Ftype));

%let _DB =%sysfunc(varnum(&cust,DB));

%do%while (%sysfunc(fetch(&_Inf))eq 0);

%letInf =%sysfunc(getvarc(&cust,&_Inf));

%letClient=%sysfunc(getvarc(&cust,&_Client));

%letNetd=%sysfunc(getvarc(&cust,&_Netd ));

%letFtype =%sysfunc(getvarc(&cust,&_Ftype));

%letDB =%sysfunc(getvarc(&cust,&_DB ));

%put &Inf&Client&Netd&Ftype &DB;

run;

%end;

%letrc=%sysfunc(close(&id1)); //Close Cursor

============================

Log摘要

============================

1898

1899%do %while (%sysfunc(fetch(&_Inf))eq 0);

ERROR: The %DO statement is not valid inopen code.

1900 %letInf =%sysfunc(getvarc(&cust,&_Inf ));

SYMBOLGEN:Macro variable CUST resolves to 1

SYMBOLGEN:Macro variable _INF resolves to 1

1907

1908 run;

1909

1910%end;

ERROR: The %END statement is not validin open code.

1911

1912

1913%let rc=%sysfunc(close(&cust));

SYMBOLGEN:Macro variable CUST resolves to 1

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