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-rwxr-xr-xrushs/evalexpr/cut_csv/with_sed.sh24
1 files changed, 24 insertions, 0 deletions
diff --git a/rushs/evalexpr/cut_csv/with_sed.sh b/rushs/evalexpr/cut_csv/with_sed.sh
new file mode 100755
index 0000000..fb5e1f8
--- /dev/null
+++ b/rushs/evalexpr/cut_csv/with_sed.sh
@@ -0,0 +1,24 @@
+#!/bin/sh
+
+[ $# -ne 2 ] && exit 1
+
+if ! [ -f "$1" ]; then
+ exit 1
+fi
+
+if ! [ "$2" -eq "$2" ] 2>/dev/null; then
+ exit 1
+fi
+
+[ "$2" -lt 0 ] && exit 1
+
+if [ "$2" -gt $(wc -l < "$1") ]; then
+ exit 1
+fi
+
+i=1
+
+while IFS= read -r line; do
+ [ "$i" -eq "$2" ] && echo "$line" | sed 's/^.*;\(.*\);\(.*\);.*;$/\1 is \2/'
+ i=$(($i + 1))
+done < "$1"