忘了保存的SAS程序，在：C:\Users\你的ID\AppData\Roaming\SAS\EnhancedEditor
发简信
IP属地：上海
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检测导入数据是否字段完整
data test; set d9; len1=klength(联系手机); len2=length(联系手机); customer_id_1=ksubstr(联系手机,1,...
data test; set d9; len1=klength(联系手机); len2=length(联系手机); customer_id_1=ksubstr(联系手机,1,...