read from Excel to comma

Author: kipmyk

excel_to_comma.sh

@@ -0,0 +1,30 @@
+#!/bin/bash
+
+# Check if filename is provided as argument
+if [ $# -eq 0 ]; then
+    echo "Usage: $0 <filename.xlsx>"
+    exit 1
+fi
+
+# Check if the file exists
+if [ ! -f "$1" ]; then
+    echo "File not found: $1"
+    exit 1
+fi
+
+# Convert Excel (.xlsx) to CSV
+csv_file=$(xlsx2csv "$1" | head -n 1)
+
+# Using awk to extract the first column and join lines with commas
+awk -F ',' '{print $1}' "$csv_file" | paste -s -d ',' -
+
+# Explanation of commands:
+# 1. xlsx2csv "$1" | head -n 1: Converts the Excel file to CSV format and gets the first line (header)
+# 2. awk -F ',' '{print $1}' "$csv_file": Extracts the first column using comma (,) as the delimiter
+# 3. paste -s -d ',' -: Joins the lines using comma (,) as the delimiter
+#    - -s: Concatenate all lines
+#    - -d ',': Use comma as the delimiter
+#    - -: Read from standard input (output of awk)
+
+# Example usage:
+# ./process_excel.sh /path/to/your/excel_file.xlsx