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SAS Internal Training
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Whitespace woes - SAS Support Communities
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why there is space in the string at SAS program (enterprise guide 8.3) - Stack Overflow
Strip Function: How to Remove Leading and Trailing Spaces from String - SASCrunch.com
Remove leading, trailing, all space SAS- strip(), trim() & compress() - DataScience Made Simple
SAS String - Javatpoint
How to Remove Blanks In SAS With Strip, Compress & Trim
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Fifteen Functions to Supercharge Your SAS Code
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