Trims fat and renames files

functions/js_to_bash.sh

@@ -0,0 +1,29 @@
+# js function syntax for bash
+
+function trimend {
+    LENGTH=${#1}
+    AMT=$2
+    TAKE=$((LENGTH-AMT))
+    echo $1 | cut "-c-$TAKE"
+}
+
+function trimfront {
+    TMP0=$(echo $1 | rev)
+    TMP1=$(trimend $TMP0 $2 | rev)
+    echo $TMP1
+}
+
+function length {
+    echo ${#1}
+}
+
+function slice {
+  start="$1"
+  end="$2"
+  string="$3"
+  echo "${string:${start}:${end}}"
+}
+
+function setInterval {
+  eval "while true; do $1; sleep $2; done"
+}