How do I change a date format to numeric in SAS?
Re: Convert SAS date to numeric Number_date= input(put(SAS_Date,DDMMYYn8.),8.);
Are SAS dates numeric or character?
A SAS date isn’t a “standard” numeric or character variable – when displayed it can look like character data but is stored as a number. The date of January 1, 1960, has a value of zero (0) – prior dates are negative numbers, those after have positive values.
How does SAS calculate the numeric value of a date?
The Definition of a SAS Date Specifically, SAS stores dates as numeric values equal to the number of days from January 1, 1960. That is, dates prior to January 1, 1960 are stored as unique negative integers, and dates after January 1, 1960 are stored as unique positive integers.
What is the date format in SAS?
It’s in YYYY-MM-DD format because we’ve used yymmdd10. format. The 10 refers to the width of the date as 2016-12-30 contains 10 elements. The PUT statement is used to show value in log window.
How to easily calculate the difference between two SAS dates?
interval: The name of the interval you use to calculate the difference between the SAS dates e.g. day,month,year.
How to convert date in SAS to YYYYMMDD number format?
– Without a format, i.e., the number of days from the 1 st of January, 1960. – With the MM/DD/YYYY format, e.g., 08/31/2020 – With the YYYY/MM/DD format, e.g., 2020-08-31 – With the DATE9. format, e.g., 31AUG2020
How to change character to numeric SAS?
Your code is correct, with one major issue, you can’t convert a variable from text to numeric and keep the same name. That would be changing the variable type on the fly and SAS doesn’t support that. So…either rename the original variable on your SET statement or your calculated variable. kill_wt2 = input(kill_wt, best12.)
What is SAS date format?
Motivation. To understand the need for informats and formats,let’s start with a simple example.