New version: created v3

scripts/font-icons

@@ -0,0 +1,14 @@
+#!/bin/sh 
+
+for range in $(fc-match --format='%{charset}\n' "$1"); do     
+    for n in $(seq "0x${range%-*}" "0x${range#*-}"); do
+        n_hex=$(printf "%04x" "$n")
+        # using \U for 5-hex-digits
+        printf "%-5s\U$n_hex\t" "$n_hex"
+        count=$((count + 1))
+        if [ $((count % 10)) = 0 ]; then
+            printf "\n"
+        fi
+    done
+done
+printf "\n"