--- a/src/eric7/Utilities/__init__.py	Tue Dec 19 09:31:02 2023 +0100
+++ b/src/eric7/Utilities/__init__.py	Tue Dec 19 11:04:03 2023 +0100
@@ -1029,6 +1029,68 @@
         return match.start()
 
 
+def unslash(txt):
+    """
+    Function to convert a string containg escape codes to an escaped string.
+
+    @param txt string to be converted
+    @type str
+    @return converted string containing escape codes
+    @rtype str
+    """
+    s = []
+    index = 0
+    while index < len(txt):
+        c = txt[index]
+        if c == "\\" and index + 1 < len(txt):
+            index += 1
+            c = txt[index]
+            if c == "a":
+                o = "\a"
+            elif c == "b":
+                o = "\b"
+            elif c == "f":
+                o = "\f"
+            elif c == "n":
+                o = "\n"
+            elif c == "r":
+                o = "\r"
+            elif c == "t":
+                o = "\t"
+            elif c == "v":
+                o = "\v"
+            elif c in "01234567":
+                # octal
+                oc = c
+                if index + 1 < len(txt) and txt[index + 1] in "01234567":
+                    index += 1
+                    oc += txt[index]
+                    if index + 1 < len(txt) and txt[index + 1] in "01234567":
+                        index += 1
+                        oc += txt[index]
+                o = chr(int(oc, base=8))
+            elif c.lower() == "x":
+                index += 1
+                val = 0
+                if index < len(txt) and txt[index] in "0123456789abcdefABCDEF":
+                    hx = txt[index]
+                    index += 1
+                    if index < len(txt) and txt[index] in "0123456789abcdefABCDEF":
+                        hx += txt[index]
+                        index += 1
+                    val = int(hx, base=16)
+                o = chr(val)
+            else:
+                o = c
+        else:
+            o = c
+
+        s.append(o)
+        index += 1
+
+    return "".join(s)
+
+
 ###############################################################################
 ## Other utility functions below
 ###############################################################################