diff --git a/targets/php/php.inc.php b/targets/php/php.inc.php
index 96fee31..e2d744e 100644
--- a/targets/php/php.inc.php
+++ b/targets/php/php.inc.php
@@ -548,13 +548,18 @@ function mtg_php_val_double($val)
   return 1*$val;
 }
 
+function mtg_php_check_float($val)
+{
+  if(is_float($val))
+    throw new Exception("Incompatible type, expected uint64, float given: $val");
+}
+
 function mtg_php_val_uint64($val)
 {
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if(is_float($val))
-    throw new Exception("Value not in range: $val");
+  mtg_php_check_float($val);
   return $val;
 }
 
@@ -563,8 +568,7 @@ function mtg_php_val_int64($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if(is_float($val))
-    throw new Exception("Value not in range: $val");
+  mtg_php_check_float($val);
   return $val;
 }
 
@@ -573,7 +577,8 @@ function mtg_php_val_uint32($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if(($val < 0 && $val < -2147483648) || ($val > 0 && $val > 0xFFFFFFFF) || is_float($val))
+  mtg_php_check_float($val);
+  if(($val < 0 && $val < -2147483648) || ($val > 0 && $val > 0xFFFFFFFF))
     throw new Exception("Value not in range: $val");
   return $val;
 }
@@ -583,7 +588,8 @@ function mtg_php_val_int32($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if($val > 2147483647 || $val < -2147483648 || is_float($val))
+  mtg_php_check_float($val);
+  if($val > 2147483647 || $val < -2147483648)
     throw new Exception("Value not in range: $val");
   return $val;
 }
@@ -593,7 +599,8 @@ function mtg_php_val_uint16($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if($val > 0xFFFF || $val < 0 || is_float($val))
+  mtg_php_check_float($val);
+  if($val > 0xFFFF || $val < 0)
     throw new Exception("Value not in range: $val");
   return $val;
 }
@@ -603,7 +610,8 @@ function mtg_php_val_int16($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if($val > 32767 || $val < -32768 || is_float($val))
+  mtg_php_check_float($val);
+  if($val > 32767 || $val < -32768)
     throw new Exception("Value not in range: $val");
   return $val;
 }
@@ -613,7 +621,8 @@ function mtg_php_val_uint8($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if($val > 0xFF || $val < 0 || is_float($val))
+  mtg_php_check_float($val);
+  if($val > 0xFF || $val < 0)
     throw new Exception("Value not in range: $val");
   return $val;
 }
@@ -623,7 +632,8 @@ function mtg_php_val_int8($val)
   if(!is_numeric($val))
     throw new Exception("Bad item, not a number(" . serialize($val) . ")");
   $val = 1*$val;
-  if($val > 127 || $val < -128 || is_float($val))
+  mtg_php_check_float($val);
+  if($val > 127 || $val < -128)
     throw new Exception("Value not in range: $val");
   return $val;
 }