diff --git a/core/smn_string.cpp b/core/smn_string.cpp
index abc75697..71e6b3b1 100644
--- a/core/smn_string.cpp
+++ b/core/smn_string.cpp
@@ -108,6 +108,18 @@ static cell_t sm_strconvint(IPluginContext *pCtx, const cell_t *params)
 	return static_cast<cell_t>(strtol(str, &dummy, params[2]));
 }
 
+static cell_t StringToIntEx(IPluginContext *pCtx, const cell_t *params)
+{
+	char *str, *dummy = NULL;
+	cell_t *addr;
+	pCtx->LocalToString(params[1], &str);
+	pCtx->LocalToPhysAddr(params[2], &addr);
+
+	*addr = static_cast<cell_t>(strtol(str, &dummy, params[3]));
+
+	return dummy - str;
+}
+
 static cell_t sm_numtostr(IPluginContext *pCtx, const cell_t *params)
 {
 	char *str;
@@ -127,6 +139,20 @@ static cell_t sm_strtofloat(IPluginContext *pCtx, const cell_t *params)
 	return sp_ftoc(val);
 }
 
+static cell_t StringToFloatEx(IPluginContext *pCtx, const cell_t *params)
+{
+	char *str, *dummy = NULL;
+	cell_t *addr;
+	pCtx->LocalToString(params[1], &str);
+	pCtx->LocalToPhysAddr(params[2], &addr);
+
+	float val = (float)strtod(str, &dummy);
+
+	*addr = sp_ftoc(val);
+
+	return dummy - str;
+}
+
 static cell_t sm_floattostr(IPluginContext *pCtx, const cell_t *params)
 {
 	char *str;
@@ -539,7 +565,9 @@ REGISTER_NATIVES(basicStrings)
 	{"strcopy",				sm_strcopy},
 	{"StrCopy",				sm_strcopy},		/* Backwards compat shim */
 	{"StringToInt",			sm_strconvint},
+	{"StringToIntEx",		StringToIntEx},
 	{"StringToFloat",		sm_strtofloat},
+	{"StringToFloatEx",		StringToFloatEx},
 	{"TrimString",			TrimString},
 	{"VFormat",				sm_vformat},
 	{NULL,					NULL},
diff --git a/plugins/include/string.inc b/plugins/include/string.inc
index 6acd0228..dc3293c6 100644
--- a/plugins/include/string.inc
+++ b/plugins/include/string.inc
@@ -165,6 +165,16 @@ native VFormat(String:buffer[], maxlength, const String:format[], varpos);
  */
 native StringToInt(const String:str[], nBase=10);
 
+/**
+ * Converts a string to an integer with some more options.
+ *
+ * @param str			String to convert.
+ * @param result		Variable to store the result in.
+ * @param nBase			Numerical base to use.  10 is default.
+ * @return				Number of characters consumed.
+ */
+native StringToIntEx(const String:str[], &result, nBase=10);
+
 /**
  * Converts an integer to a string.
  *
@@ -183,6 +193,15 @@ native IntToString(num, String:str[], maxlength);
  */
 native Float:StringToFloat(const String:str[]);
 
+/** 
+ * Converts a string to a floating point number with some more options.
+ *
+ * @param str			String to convert to a foat.
+ * @param result		Variable to store result in.
+ * @return				Number of characters consumed.
+ */
+native StringToFloatEx(const String:str[], &Float:result);
+
 /**
  * Converts a floating point number to a string.
  *