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ref:a_f:f:af:file_extension [2026/08/13 00:43] – removed - external edit (Unknown date) 127.0.0.1ref:a_f:f:af:file_extension [2026/08/13 00:43] (current) – ↷ Page moved from a_f:f:af:file_extension to ref:a_f:f:af:file_extension localdev
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 +{{tag>Index Function Function_List Files}}
 +====== FILE_EXTENSION ====== 
 +===== Description =====  
 +Returns the extension of the specified file or document
 +===== Parameters =====  
 +An expression returning a string identifying a file or directory name or an attribute of the Document type
 +===== Example =====  
 +<code aim>DISPLAY MESSAGE ('File extension is ' + FILE_EXTENSION('c:/myfile.txt')) </code>