Sas input function Oct 17, 2023 · The INPUT function returns the value produced when a SAS expression is converted using a specified informat. The INPUT statement uses an informat to read a data value and then optionally stores that value in a variable. org Oct 14, 2024 · Learn how to use the PUT and INPUT functions in SAS to convert data between character and numeric types. subj=unknown weight=. This function uses the following basic syntax: numeric_var = input (character_var, comma9. documentation. The INPUT statement uses an informat to read a data value. Convert a character value to a SAS date or datetime. The functions apply SAS formats or informats to data, which are explained with examples and contrasted with the INPUT and PUT statements. Use the PUT function with a SAS format to convert numeric values to character values. Jan 5, 2022 · You can use the input() function in SAS to convert a character variable to a numeric variable. Related: How to Convert Numeric Variable to Character in SAS Dec 3, 2020 · My requirement is to create a generic process to ingest file with dynamic schema. The code is shown here: data transact2; set transact; Nov 18, 2018 · The INPUT function must be used in a SAS data step, or in PROC SQL. . May 1, 2015 · Learn how to use PUT () and INPUT () functions to convert between character and numeric variables in SAS. The INPUT function reads a string that looks like a date, and given its format (e. See full list on statology. INPUT(x,yymmdd8. NOTE: Invalid argument to function INPUT at line 3 column 10. INput converts only from a character input/variable/target to either numeric or character output/variables, applying an INformat as part of the conversion. ); The INPUT function returns the value produced when a SAS expression is read using a specified informat. _ERROR_=1 _N_=3 . The PROC FORMAT step in this example creates a format, READDATE. For a complete discussion of the INPUT function, see INPUT Function. Mar 30, 2023 · This (for me) explains the difference. By using the INPUT function you created a true SAS date (numeric) on the first value and performed a character to numeric conversion on the second. RULE: Sep 29, 2017 · The outer function. The DATA step creates a SAS data set from raw data originally from two different sources (indicated by the value of the variable SOURCE). Syntax The INPUT function returns the value produced when a SAS expression is converted using a specified informat. The value 11681 is stored in the SASDATE variable. ,+1); datalines; 2 24 36 0 20 30 ; The INPUT statement reads the value of X with the 2. Notice As SAS reads values from the input data records into the input buffer, it keeps track of its position with a pointer. ); sasdate=input(chardate,mmddyy6. Storing that value in a variable is optional. Chapter 1: Introduction to SAS Informats and Formats 7 1. But VAR14 is apparently a numeric, not a character var. g. line pointer controls input関数は、指定した入力形式を使用してsas式が変換されるときに生成された値を返します。その値を変数に格納するには、割り当てステートメントを使用する必要があります。inputステートメントでは、入力形式を使用してデータ値を読み取ります。 Mar 24, 2025 · Depending on how your data was imported into SAS, you may find that you have character variables that you want to be recognized as actual dates. See examples, rules and tips for different scenarios and formats. A SAS date is a numeric value that is valid for use with date functions and other mathematical View our worldwide contacts list for help finding your region The PROC FORMAT step in this example creates a format, READDATE. 11 Sas_Date = input(c_date,mmddyy10. Since date variables in SAS are a special type of numeric variable, we can use the INPUT() function, which converts a character variable to a numeric variable according to a specified informat. After reading a record, the DATA step uses the value of TYPE to create a variable, RESPINF, that contains the value of the appropriate informat for the current type of The INPUT function returns the value of the character string as a SAS date value using a SAS date informat. reset the pointer's column position when the data values in the data records are read. Nov 28, 2021 · You can convert a text string into a SAS date with the INPUT function. sas. PUT and INPUT are rather "compiler directives" than "normal functions". After reading a record, the DATA step uses the value of TYPE to create a variable, RESPINF, that contains the value of the appropriate informat for the current type of Dec 4, 2022 · Without the ? modifier on the INPUT function, the SAS log would include a note similar to this: NOTE: Invalid argument to function INPUT at line 42 column 11. This informat list includes more specifications than are necessary when the INPUT statement executes: data test; input (x y z) (2. ); put SAS_Date= Number=; run; You have two character variables in this program (c_date and c_num). While the INPUTN functions evaluates the whole first argument, the INPUT acts like the statement and reads the next X characters from the "input stream", where X is the width of the format. When you name variables in the %INPUT statement, the macro processor matches the variables with the values in your response based on their positions. , that formats the variable values 1 and 2 with the name of a SAS date informat. The INput function can only be applied to a character target, but the Aug 28, 2016 · Re: Input function in SAS Posted 08-28-2016 09:01 AM (2035 views) | In reply to DingDing Because you are referencing a numeric variable where SAS expects a character value it is automatically converting the number into a character string for you. ,), and read the corresponding file, validate and accept/reject the records. As an example, we can convert the ID variable used in the previous example from a character variable to a numeric variable in a subsequent DATA step. In other words, I want this process to read schema type data (name, datatype, length, is_mandatory, etc. , mm-dd-yyyy or ddmmmyyyy), returns a number. Then, the +1 column pointer control moves the pointer forward one column. SAS should have shown you the actual values of BASELINE_DATE that caused the issue. number of days after/before 01jan1960), making INC_DATE a date variable. An inconsistency, but explainable. INFORMAT Statement. That is, the first value you enter is assigned to the first variable named in the %INPUT statement, the second value is assigned to the second variable, and so on. ); The following example shows how to use this function in practice. ); Convert variable values using either the INPUT function or the PUT function. See PUT Function for an example of a numeric-to-character conversion. After PROC FORMAT creates the format and informats, the DATA step creates a SAS data set from raw data consisting of a number identifying the type of question and a response. The INPUT function returns the value produced when a SAS expression is converted using a specified informat. SAS® Viya® Platform Programming Documentation . Feb 23, 2023 · You can use the INPUT() function in SAS to convert a character variable to a numeric variable. e. 2024. This function uses the following simple syntax: Numeric_variable = input(character_variable, informat. ); Number = input(c_num,10. ); tells sas to expect X to be a character variable with 8 characters laid out as YYYYMMDD, and by applying the YYMMDD8. The Put function can be applied to a character or numeric input, but the output of the Put function is always character. The data step would come after your PROC SORT, and you will have to create a new variable with a new name that is numeric, that's the only way — you can't really change a variable from character to numeric, you have to create a new variable that is numeric. 2 INPUT Function You can use informats in an INPUT function within a DATA step. The INFORMAT statement associates an informat with a variable. The INPUT statement provides three ways to control the movement of the pointer: column pointer controls . numdate=122591; chardate=put(numdate,z6. informat, to convert it to a date value (i. com. You must use an assignment statement to store that value in a variable. 2. informat. dbbhwlmp xabm jgd dcfj rex hvnqy edda ebqu pddokk pgc vssxnh uixfjs lwelqvk jnz xpcjrb