From a3834cdfb0d1bfc7f3cd30a78410667caf1236ef Mon Sep 17 00:00:00 2001
From: olli <>
Date: Sun, 23 Jun 2024 13:02:23 +0200
Subject: [PATCH] exponential2normal

---
 gaboshlib/g_num_exponential2normal.sh | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 gaboshlib/g_num_exponential2normal.sh

diff --git a/gaboshlib/g_num_exponential2normal.sh b/gaboshlib/g_num_exponential2normal.sh
new file mode 100644
index 0000000..c30ea1a
--- /dev/null
+++ b/gaboshlib/g_num_exponential2normal.sh
@@ -0,0 +1,18 @@
+function g_num_exponential2normal {
+  
+  [ -z "$1" ] && return 1
+  # if there is a exponential number (for example 9.881e-05) convert it to "normal" notation
+  if [[ "$1" =~ ^(-)?(\.)?[0-9]+(\.)?([0-9]+)?(e-[0-9]+)?$ ]]
+  then
+    # convert
+    printf -v f_g_num_exponential2normal_result -- "%.12f" "$1"
+    # remove ending 0
+    if [[ $f_g_num_exponential2normal_result =~ \. ]] 
+    f_g_num_exponential2normal_result=${f_g_num_exponential2normal_result%%+(0)}
+    f_g_num_exponential2normal_result=${f_g_num_exponential2normal_result%%.}   
+    return 0
+  else
+    f_g_num_exponential2normal_result=$1
+    return 1
+  fi
+}