diff --git a/DateUtils.Test/DatePartTest.yxmd b/DateUtils.Test/DatePartTest.yxmd
index 7dc9aa6..c96a7a6 100644
--- a/DateUtils.Test/DatePartTest.yxmd
+++ b/DateUtils.Test/DatePartTest.yxmd
@@ -288,12 +288,12 @@ Table=`Sheet1$`</DefaultAnnotationText>
       <Properties>
         <Configuration>
           <FormulaFields>
-            <FormulaField expression="DATEPART([DateText], [Part])" field="Actual" size="8" type="Int64" />
+            <FormulaField expression="DATEPART([Part], [DateText])" field="Actual" size="8" type="Int64" />
           </FormulaFields>
         </Configuration>
         <Annotation DisplayMode="0">
           <Name />
-          <DefaultAnnotationText><![CDATA[Actual = DATEPART([DateText], [Part])
+          <DefaultAnnotationText><![CDATA[Actual = DATEPART([Part], [DateText])
 ]]></DefaultAnnotationText>
           <Left value="False" />
         </Annotation>
diff --git a/DateUtils.xml b/DateUtils.xml
index 050ba2e..6e0354b 100644
--- a/DateUtils.xml
+++ b/DateUtils.xml
@@ -247,8 +247,8 @@
     <Name>DATEPART</Name>
     <NumParams variable="false">2</NumParams>
     <Category>DateTime</Category>
-    <InsertText>DATEPART(DateTime, Part)</InsertText>
+    <InsertText>DATEPART(interval, dt)</InsertText>
     <Description>Reproduces SQL Server's DatePart function. Support SQL servers standard parts as well as the numeric Alteryx date formatters.</Description>
-    <Formula>Switch(LOWERCASE(P2),NULL(),"year",Year(P1),"yyyy",Year(P1),"yy",Year(P1),"%y",Year(P1),"cc",Century(P1),"c",Century(P1),"%c",Century(P1),"quarter",Quarter(P1),"qq",Quarter(P1),"q",Quarter(P1),"month",Month(P1),"mm",Month(P1),"m",Month(P1),"dayofyear",OrdinalDay(P1),"dy",OrdinalDay(P1),"y",OrdinalDay(P1),"%j",OrdinalDay(P1),"day",DAY(P1),"dd",DAY(P1),"d",DAY(P1),"%d",DAY(P1),"%e",DAY(P1),"hour",HOUR(P1),"hh",HOUR(P1),"h",HOUR(P1),"%h",HOUR(P1),"%k",HOUR(P1),"mi",MINUTE(P1),"n",MINUTE(P1),"ss",SECOND(P1),"s",SECOND(P1),"%s",SECOND(P1),"%m",IIF(CharToInt(Right(P2,1))=77, MINUTE(P1),MONTH(P1)),"weekday",WEEKDAY(P1),"dw",WEEKDAY(P1))</Formula>
+    <Formula>Switch(LOWERCASE(P1),NULL(),"year",Year(P2),"yyyy",Year(P2),"yy",Year(P2),"%y",Year(P2),"century",Century(P2),"cc",Century(P2),"c",Century(P2),"%c",Century(P2),"quarter",Quarter(P2),"qq",Quarter(P2),"q",Quarter(P2),"month",Month(P2),"mm",Month(P2),"m",Month(P2),"dayofyear",OrdinalDay(P2),"dy",OrdinalDay(P2),"y",OrdinalDay(P2),"%j",OrdinalDay(P2),"day",DAY(P2),"dd",DAY(P2),"d",DAY(P2),"%d",DAY(P2),"%e",DAY(P2),"hour",HOUR(P2),"hh",HOUR(P2),"h",HOUR(P2),"%h",HOUR(P2),"%k",HOUR(P2),"mi",MINUTE(P2),"n",MINUTE(P2),"ss",SECOND(P2),"s",SECOND(P2),"%s",SECOND(P2),"%m",IIF(CharToInt(Right(P1,1))=77, MINUTE(P2),MONTH(P2)),"weekday",WEEKDAY(P2),"dw",WEEKDAY(P2))</Formula>
   </Function>
 </FormulaAddIn>
diff --git a/MiscUtils.xml b/MiscUtils.xml
index ffe3602..23b376d 100644
--- a/MiscUtils.xml
+++ b/MiscUtils.xml
@@ -50,7 +50,7 @@
     <Description>Returns if a numeric value exists</Description>
     <Dll>
       <Name>AlteryxAbacus.dll</Name>
-      <EntryPoint>VarTextExists</EntryPoint>
+      <EntryPoint>VarNumExists</EntryPoint>
     </Dll>
   </Function>
   <Function>
diff --git a/README.md b/README.md
index c8da37c..8f7cce0 100644
--- a/README.md
+++ b/README.md
@@ -78,6 +78,7 @@ Some additional functions for working with Dates and to a certain extent Times.
 - [WeekDay](https://github.com/jdunkerley/AlteryxFormulaAddOns/wiki/Date-and-Time-Functions-(DateUtils.xml)#weekday): Gets the day of the week [Sunday (0) through to Saturday (6)]
 - [Quarter](https://github.com/jdunkerley/AlteryxFormulaAddOns/wiki/Date-and-Time-Functions-(DateUtils.xml)#quarter): Gets the quarter of the date [1-4]
 - [OrdinalDay](https://github.com/jdunkerley/AlteryxFormulaAddOns/wiki/Date-and-Time-Functions-(DateUtils.xml)#ordinalday): Gets the day of the year [1-366]
+- [DatePart](https://github.com/jdunkerley/AlteryxFormulaAddOns/wiki/Date-and-Time-Functions-(DateUtils.xml)#datepart): Replicates the SQL DatePart function, getting a specified part of the datetime input
 
 #### Time Part Functions (returns numbers) ####
 
diff --git a/StringUtils.xml b/StringUtils.xml
index 8c1cd02..b566182 100644
--- a/StringUtils.xml
+++ b/StringUtils.xml
@@ -109,4 +109,12 @@
       <EntryPoint>FromRoman</EntryPoint>
     </Dll>
   </Function>
+  <Function>
+    <Name>FINDSTRINGLAST</Name>
+    <NumParams variable="false">2</NumParams>
+    <Category>String</Category>
+    <InsertText>FINDSTRINGLAST(String, Target)</InsertText>
+    <Description>Searches for the occurrence of Target within String from end and returns the numeric position of it.</Description>
+    <Formula>FINDSTRING(REVERSE(P1),REVERSE(P2))</Formula>
+  </Function>
 </FormulaAddIn>