From 74d1f73a6df64abf4ad613cac632ef4f9194db35 Mon Sep 17 00:00:00 2001
From: SubasiniR <subasiniit@gmail.com>
Date: Wed, 25 May 2016 15:08:11 -0400
Subject: [PATCH 1/5] Added data_types.php file

---
 src/data_types.php | 45 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 45 insertions(+)
 create mode 100644 src/data_types.php

diff --git a/src/data_types.php b/src/data_types.php
new file mode 100644
index 0000000..f67b6b5
--- /dev/null
+++ b/src/data_types.php
@@ -0,0 +1,45 @@
+<?php
+
+function convert_to_int($input){
+	return (int)$input;
+	
+}
+//echo convert_to_int("1");
+
+function convert_to_float($input){
+	return (float)$input;
+}
+
+//var_dump(convert_to_float("ohddj"));
+
+function convert_to_string($input){
+	if(is_array($input)){
+		return implode(",",$input);
+	} else{
+		return (string)$input;
+	}
+}
+//$array_var =array(1,2,3);
+//var_dump(convert_to_string(66));
+
+function convert_to_boolean($input){
+	return (boolean)$input;
+}
+
+//var_dump(convert_to_boolean(7));
+
+function convert_to_array($input){
+	return (array)$input;
+}
+
+//var_dump(convert_to_array(null));
+
+function convert_to_null($input){
+	if(!empty($input)){
+		return $input;
+	} else {
+		return (unset)$input;
+	}
+}
+//$a = array();
+//var_dump(convert_to_null(true));
\ No newline at end of file

From 754152b7df11886298cf9a0198de4d386f0daa2d Mon Sep 17 00:00:00 2001
From: SubasiniR <subasiniit@gmail.com>
Date: Wed, 25 May 2016 16:25:34 -0400
Subject: [PATCH 2/5] Corrected bool function

---
 src/data_types.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/data_types.php b/src/data_types.php
index f67b6b5..81b4e7a 100644
--- a/src/data_types.php
+++ b/src/data_types.php
@@ -22,8 +22,8 @@ function convert_to_string($input){
 //$array_var =array(1,2,3);
 //var_dump(convert_to_string(66));
 
-function convert_to_boolean($input){
-	return (boolean)$input;
+function convert_to_bool($input){
+	return (bool)$input;
 }
 
 //var_dump(convert_to_boolean(7));

From 1964a0a382d2b2e0ec19b08debf2446115772c25 Mon Sep 17 00:00:00 2001
From: SubasiniR <subasiniit@gmail.com>
Date: Wed, 25 May 2016 17:03:17 -0400
Subject: [PATCH 3/5] corrected

---
 src/data_types.php | 16 ++++++++--------
 1 file changed, 8 insertions(+), 8 deletions(-)

diff --git a/src/data_types.php b/src/data_types.php
index 81b4e7a..8bd2a92 100644
--- a/src/data_types.php
+++ b/src/data_types.php
@@ -14,13 +14,13 @@ function convert_to_float($input){
 
 function convert_to_string($input){
 	if(is_array($input)){
-		return implode(",",$input);
+		return implode(", ",$input);
 	} else{
 		return (string)$input;
 	}
 }
-//$array_var =array(1,2,3);
-//var_dump(convert_to_string(66));
+//$a=array(2,3);
+ //var_dump(convert_to_string($a));
 
 function convert_to_bool($input){
 	return (bool)$input;
@@ -35,11 +35,11 @@ function convert_to_array($input){
 //var_dump(convert_to_array(null));
 
 function convert_to_null($input){
-	if(!empty($input)){
-		return $input;
-	} else {
+	if(empty($input) || $input == "null"){
 		return (unset)$input;
+	} else {
+		return $input;
 	}
 }
-//$a = array();
-//var_dump(convert_to_null(true));
\ No newline at end of file
+//$a = array(2, 3);
+//var_dump(convert_to_null($a));
\ No newline at end of file

From a71946f3bd0016f0a606049f7196becc49a30e96 Mon Sep 17 00:00:00 2001
From: SubasiniR <subasiniit@gmail.com>
Date: Thu, 26 May 2016 09:38:28 -0400
Subject: [PATCH 4/5] Corrected the null function

---
 src/data_types.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/data_types.php b/src/data_types.php
index 8bd2a92..1912c74 100644
--- a/src/data_types.php
+++ b/src/data_types.php
@@ -35,11 +35,12 @@ function convert_to_array($input){
 //var_dump(convert_to_array(null));
 
 function convert_to_null($input){
-	if(empty($input) || $input == "null"){
+	if(empty($input) || $input === "null"){
 		return (unset)$input;
 	} else {
 		return $input;
 	}
 }
 //$a = array(2, 3);
-//var_dump(convert_to_null($a));
\ No newline at end of file
+//$a = true;
+//var_dump(convert_to_null("null"));
\ No newline at end of file

From b24fcc8cd5da29c599b6d19e75d887120064321f Mon Sep 17 00:00:00 2001
From: SubasiniR <subasiniit@gmail.com>
Date: Wed, 1 Jun 2016 12:28:00 -0400
Subject: [PATCH 5/5] Update data_types.php

---
 src/data_types.php | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/data_types.php b/src/data_types.php
index 1912c74..f19674c 100644
--- a/src/data_types.php
+++ b/src/data_types.php
@@ -2,7 +2,6 @@
 
 function convert_to_int($input){
 	return (int)$input;
-	
 }
 //echo convert_to_int("1");
 
@@ -43,4 +42,4 @@ function convert_to_null($input){
 }
 //$a = array(2, 3);
 //$a = true;
-//var_dump(convert_to_null("null"));
\ No newline at end of file
+//var_dump(convert_to_null("null"));