Sas Programming 2 Data Manipulation | Techniques Pdf 17

| Technique | Description | | --- | --- | | DATA step | Create and manipulate data | | PROC SORT | Sort data | | PROC DATATYPE | Change data type | | PROC TRANSPOSE | Transpose data | | MERGE | Combine datasets | | UPDATE | Update data | | ARRAY | Create temporary array | | DO LOOPS | Execute block of statements repeatedly |

DATA sales_loop; DO i = 1 TO 10 BY 2; sales_loop(i) = sales * i; END; RUN; Sas Programming 2 Data Manipulation Techniques Pdf 17

DATA sales_array; ARRAY sales-array 4 sales1 sales2 sales3 sales4; DO i = 1 to 4; sales-array(i) = sales * i; END; RUN; The DO LOOP statement is used to execute a block of statements repeatedly. | Technique | Description | | --- |

DATA dataset-name; INPUT variable1 variable2 ...; LABEL variable1 = 'label1' variable2 = 'label2' ...; FORMAT variable1 format1 variable2 format2 ...; INFILE 'file-name'; /* data manipulation statements */ RUN; sales_loop(i) = sales * i

DATA sales; INPUT region $ salesrep $ sales amount; LABEL region = 'Region' salesrep = 'Sales Representative' sales = 'Sales Amount'; FORMAT sales dollar10.2; INFILE 'sales_data.txt'; /* data manipulation statements */ RUN; The PROC SORT procedure is used to sort a SAS dataset in ascending or descending order.

PROC UPDATE DATA=dataset1; UPDATE dataset2; BY variable; RUN;

DATA output-dataset; DO variable = start TO end BY increment; /* loop statements */ END; RUN;