How do I change a character to numeric in SAS?

To convert numeric values to character, use the PUT function: new_variable = put(original_variable, format.); The format tells SAS what format to apply to the value in the original variable. The format must be of the same type as the original variable.

How do you change the datatype in SAS?

SAS uses the BESTw. format, where w is the width of the character variable and has a maximum value of 32. You cannot change the type of a variable. You will need to create a new variable from the old variable with the new data type and then drop and rename to keep the original names.

How do I change a date to numeric date in SAS?

Use the INPUT() function to convert a string to a number. SAS stores dates as numbers, so this function can be used for the conversion. data want; set check; format date2 date9.; date2 = input(date,anydtdte10.); run; Here anydtdte10. is an INFORMAT that tells the function how to interpret the string.

How do I change a character to a date in SAS?

To convert a numerical variable into a SAS Date variable, you must first convert the NUM into a CHAR, and then convert the CHAR into a DATE. The PUT function converts any type of variable into a CHAR variable. birthdate_char = PUT(birthdate_num, 6.0); birthdate = INPUT(birthdate_char, yymmdd6.);

How do I use substr in SAS?

Suppose you want to change just a few characters of a variable— use the SUBSTR function on the left side of the assignment statement. data _null_ ; phone = ‘(312) 555-1212’ ; substr(phone, 2, 3) = ‘773’ ; run ; In this example, the area code of the variable PHONE was changed from ‘312’ to ‘773’.

How do you write dates in SAS?

SAS date values are written in a SAS program by placing the dates in single quotes followed by a D. The date is represented by the day of the month, the three letter abbreviation of the month name, and the year. For example, SAS reads the value ’17OCT1991’D the same as 11612, the SAS date value for 17 October 1991.

What is Datepart SAS?

The DATEPART function determines the date portion of the SAS datetime value and returns the date as a SAS date value, which is the number of days from January 1, 1960.

What is DATE9 in SAS?

A SAS format is aan instruction that converts the internal numerical value of a SAS variable to a character string that can be printed or displayed. format (for the DATE variable), the DATE9. format (for the DATE1 variable), and no format (for the DATE0 variable).

What is retain in SAS?

The RETAIN statement simply copies retaining values by telling the SAS not to reset the variables to missing at the beginning of each iteration of the DATA step. If you would not use retain statement then SAS would return missing at the beginning of each iteration.

How to convert a character variable to a numeric variable in SAS?

The INPUT function takes two arguments: the name of a character variable and a SAS informat or user-defined informat for reading the data. Below are a few examples of conversions using INPUT function (character variable “ oldvar ” to numeric variable “ newvar “): newvar=input (oldvar, 5.);

Why is the character variable missing in sasnrd?

The converted numeric variable is missing. It seems that the conversion method of using a character variable in a simple arithmetic context is not sustainable for converting variables. Because you can not tell the arithmetic operation what format is applied to the number stored as text. However, you can tell exactly that to the INPUT Function.

Is there a way to convert character to numeric?

欢迎来到SAS中文社区！ I am trying to convert character fields to numeric. Is there a better way than a regular Input statement to convert multiple variables to numeric from character. I am working with about 300 fields which need to be converted to the same BEST32. format from character.

How to convert character time to numeric time?

You can’t format a column as time format if its character as time and date are numeric. To do it your way you would need to create a new numeric variable with the time5. format and input () the data into that: Although I would first check how your getting the data in, is it some sort of import? If so is it from Excel maybe?