From 2d2594e95e3e6a52ddb90cb66165ec297243b5d0 Mon Sep 17 00:00:00 2001
From: typebrook <typebrook@gmail.com>
Date: Tue, 12 Nov 2019 14:30:20 +0800
Subject: update

---
 scripts/csv.move_column | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100755 scripts/csv.move_column

(limited to 'scripts/csv.move_column')

diff --git a/scripts/csv.move_column b/scripts/csv.move_column
new file mode 100755
index 0000000..a62701f
--- /dev/null
+++ b/scripts/csv.move_column
@@ -0,0 +1,18 @@
+#! /bin/bash
+
+# show each field with index in csv
+echo -------------- > /dev/tty
+head -1 < $1 | sed 's/,/ /g' | awk '{for (i=1; i<=NF; i++) printf $i "_" i " "; print ""}' > /dev/tty
+echo -------------- > /dev/tty
+echo > /dev/tty
+
+# get index of lon/lat column
+read -p "Move which column? " origin_col
+read -p "To which index? " new_col
+
+cat $1 |
+# move lon and lat to the first and second column
+awk -F',' -v OFS="," -v origin_th=$origin_col -v new_th=$new_col '\
+    {for (i=1; i<= NF; i++) if (i == new_th) printf $origin_th OFS $i OFS; else if (i == origin_th); else printf $i OFS; print ""}\
+    ' |\
+sed 's/,$//g'
-- 
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