Create GetAbsoluteWorkbookPath.md

Author: ninmonkey

source-excel/GetAbsoluteWorkbookPath.md

@@ -0,0 +1,33 @@
+This parses `cell()` output to get the **absolute filepath of the current workbook**
+
+This is one way you can have powerquery autodetect absolute filepaths
+```
+= Cell( "filename" )
+```
+The raw output
+```
+c:\data\excel\[Example Sales Table.xlsx]Sheet2
+```
+formula:
+```sql
+= LET(
+  rawName, CELL("filename"),
+
+  folder,
+    TEXTBEFORE( rawName, "[", 1 ),
+
+  file,
+    TEXTBEFORE(
+      TEXTAFTER( rawName, "[", 1 ),
+      "]", 1
+    ),
+
+  fullName,
+    CONCAT(folder, file),
+
+fullName )
+```
+Our final output:
+```
+c:\data\excel\Example Sales Table.xlsx
+```