Date Functions in SAS – The Definitive Guide
The date functions in SAS are used to create date, time or DateTime values, Extract part of a date, Computing interval between two dates.
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The date functions in SAS are used to create date, time or DateTime values, Extract part of a date, Computing interval between two dates.
SAS programmers often use the Length statement frequently. Understanding the concepts of Length and Precision of SAS variables helps you to efficiently use disk space.
When you specify the length of SAS variables.SAS stores the value of all numeric variables in floating-point representation.
Working with missing values in SAS is one of the most common tasks for a SAS programmer. There are many techniques and…
PROC IMPORT in SAS is used to read data to SAS. Reading data from an external file is the most frequent task of a SAS programmer.
PROC DATASETS is a very useful SAS Procedure to manage, manipulate and modify your SAS datasets. it is more efficient than performing the same tasks with a Data Step. PROC DATASET is efficient because it does not need to read in or write observations of datasets to make modifications to them.
The WHERE statement selects observations in SAS data sets only, whereas the subsetting IF statement selects observations from an existing SAS data set or from observations that are created with an INPUT statement.
Fuzzy matching in SAS is a technique of deciding programmatically if one word is identical to the other. For example, deciding if ‘John Doe’ is identical to ‘Johnny Doe’. In SAS, there are a number of functions that will let you carry out a fuzzy match.
The COMPARE function in SAS lets you compare two-character values and with optionally available modifiers, you’ll be able to ignore cases and truncate a longer value to the length of a shorter value before making the comparison.
Most people familiar with programming SAS know the colon operator ( =: ). There are a couple of different colon operators in…