diff --git a/feature_any_float.go b/feature_any_float.go
index 47350f8..dec4ff9 100644
--- a/feature_any_float.go
+++ b/feature_any_float.go
@@ -45,15 +45,21 @@ func (any *floatAny) ToUint() uint {
 	if any.val > 0 {
 		return uint(any.val)
 	}
-	return uint(-any.val)
+	return 0
 }
 
 func (any *floatAny) ToUint32() uint32 {
-	return uint32(any.val)
+	if any.val > 0 {
+		return uint32(any.val)
+	}
+	return 0
 }
 
 func (any *floatAny) ToUint64() uint64 {
-	return uint64(any.val)
+	if any.val > 0 {
+		return uint64(any.val)
+	}
+	return 0
 }
 
 func (any *floatAny) ToFloat32() float32 {
diff --git a/feature_any_string.go b/feature_any_string.go
index c58dda2..7b8c39a 100644
--- a/feature_any_string.go
+++ b/feature_any_string.go
@@ -119,12 +119,37 @@ func (any *stringAny) ToUint64() uint64 {
 }
 
 func (any *stringAny) ToFloat32() float32 {
-	parsed, _ := strconv.ParseFloat(any.val, 32)
-	return float32(parsed)
+	return float32(any.ToFloat64())
 }
 
 func (any *stringAny) ToFloat64() float64 {
-	parsed, _ := strconv.ParseFloat(any.val, 64)
+	if len(any.val) == 0 {
+		return 0
+	}
+
+	// first char invalid
+	if any.val[0] != '+' && any.val[0] != '-' && (any.val[0] > '9' || any.val[0] < '0') {
+		return 0
+	}
+
+	// extract valid num expression from string
+	// eg 123true => 123, -12.12xxa => -12.12
+	endPos := 1
+	for i := 1; i < len(any.val); i++ {
+		if any.val[i] == '.' || any.val[i] == 'e' {
+			endPos = i + 1
+			continue
+		}
+
+		// end position is the first char which is not digit
+		if any.val[i] >= '0' && any.val[i] <= '9' {
+			endPos = i + 1
+		} else {
+			endPos = i
+			break
+		}
+	}
+	parsed, _ := strconv.ParseFloat(any.val[:endPos], 64)
 	return parsed
 }
 
diff --git a/fuzzy_mode_convert_table.md b/fuzzy_mode_convert_table.md
index 25c7196..7f73c34 100644
--- a/fuzzy_mode_convert_table.md
+++ b/fuzzy_mode_convert_table.md
@@ -1,7 +1,7 @@
-| json type \ dest type | bool | int | uint | string |
-| --- | --- | --- | --- |--|
-| number | positive => true <br/> negative => true <br/> zero => false| 23.2 => 23 <br/> -32.1 => -32| 12.1 => 12 <br/> -12.1 => 0||
-| string | empty string => false <br/> string "0" => false <br/> other strings => true | "123.32" => 123 <br/> "-123.4" => -123 <br/> "123.23xxxw" => 123 <br/>  "abcde12" => 0 <br/> "-32.1" => -32| 13.2 => 13 <br/> -1.1 => 0 ||
-| bool | true => true <br/> false => false| true => 1 <br/> false => 0 | true => 1 <br/> false => 0 ||
-| object | true | 0 | 0 ||
-| array | empty array => false <br/> nonempty array => true| [] => 0 <br/> [1,2] => 1 | [] => 0 <br/> [1,2] => 1 ||
\ No newline at end of file
+| json type \ dest type | bool | int | uint | float |string|
+| --- | --- | --- | --- |--|--|
+| number | positive => true <br/> negative => true <br/> zero => false| 23.2 => 23 <br/> -32.1 => -32| 12.1 => 12 <br/> -12.1 => 0|as normal||
+| string | empty string => false <br/> string "0" => false <br/> other strings => true | "123.32" => 123 <br/> "-123.4" => -123 <br/> "123.23xxxw" => 123 <br/>  "abcde12" => 0 <br/> "-32.1" => -32| 13.2 => 13 <br/> -1.1 => 0 |12.1 => 12.1 <br/> -12.3 => -12.3<br/> 12.4xxa => 12.4 <br/> +1.1e2 =>110 ||
+| bool | true => true <br/> false => false| true => 1 <br/> false => 0 | true => 1 <br/> false => 0 |true => 1 <br/>false => 0||
+| object | true | 0 | 0 |0||
+| array | empty array => false <br/> nonempty array => true| [] => 0 <br/> [1,2] => 1 | [] => 0 <br/> [1,2] => 1 |[] => 0<br/>[1,2] => 1||
\ No newline at end of file
diff --git a/jsoniter_any_float_test.go b/jsoniter_any_float_test.go
index d87c076..3845cd2 100644
--- a/jsoniter_any_float_test.go
+++ b/jsoniter_any_float_test.go
@@ -15,12 +15,15 @@ var floatConvertMap = map[string]float64{
 	`"false"`: 0,
 
 	"123":       123,
-	`"123true"`: 0,
+	`"123true"`: 123,
+	`"+"`:       0,
+	`"-"`:       0,
 
-	`"-123true"`: 0,
-	"0":          0,
-	`"0"`:        0,
-	"-1":         -1,
+	`"-123true"`:  -123,
+	`"-99.9true"`: -99.9,
+	"0":           0,
+	`"0"`:         0,
+	"-1":          -1,
 
 	"1.1":       1.1,
 	"0.0":       0,
@@ -46,10 +49,25 @@ func Test_read_any_to_float(t *testing.T) {
 	}
 }
 
-func Test_read_float_as_any(t *testing.T) {
+func Test_read_float_to_any(t *testing.T) {
 	should := require.New(t)
-	any := Get([]byte("12.3"))
+	any := WrapFloat64(12.3)
+	anyFloat64 := float64(12.3)
+	//negaAnyFloat64 := float64(-1.1)
+	any2 := WrapFloat64(-1.1)
 	should.Equal(float64(12.3), any.ToFloat64())
-	should.Equal("12.3", any.ToString())
+	//should.Equal("12.3", any.ToString())
 	should.True(any.ToBool())
+	should.Equal(float32(anyFloat64), any.ToFloat32())
+	should.Equal(int(anyFloat64), any.ToInt())
+	should.Equal(int32(anyFloat64), any.ToInt32())
+	should.Equal(int64(anyFloat64), any.ToInt64())
+	should.Equal(uint(anyFloat64), any.ToUint())
+	should.Equal(uint32(anyFloat64), any.ToUint32())
+	should.Equal(uint64(anyFloat64), any.ToUint64())
+	should.Equal(uint(0), any2.ToUint())
+	should.Equal(uint32(0), any2.ToUint32())
+	should.Equal(uint64(0), any2.ToUint64())
+	should.Equal(any.ValueType(), Number)
+
 }
diff --git a/jsoniter_any_int_test.go b/jsoniter_any_int_test.go
index 3a208c7..04c8722 100644
--- a/jsoniter_any_int_test.go
+++ b/jsoniter_any_int_test.go
@@ -2,7 +2,6 @@ package jsoniter
 
 import (
 	"fmt"
-	"io"
 	"testing"
 
 	"github.com/json-iterator/go/require"
@@ -111,13 +110,65 @@ func Test_read_any_to_uint(t *testing.T) {
 
 }
 
-func Test_read_int64_as_any(t *testing.T) {
+func Test_read_int64_to_any(t *testing.T) {
 	should := require.New(t)
-	any := Get([]byte("1234"))
-	should.Equal(1234, any.ToInt())
-	should.Equal(io.EOF, any.LastError())
-	should.Equal("1234", any.ToString())
-	should.True(any.ToBool())
+	any := WrapInt64(12345)
+	should.Equal(12345, any.ToInt())
+	should.Equal(int32(12345), any.ToInt32())
+	should.Equal(int64(12345), any.ToInt64())
+	should.Equal(uint(12345), any.ToUint())
+	should.Equal(uint32(12345), any.ToUint32())
+	should.Equal(uint64(12345), any.ToUint64())
+	should.Equal(float32(12345), any.ToFloat32())
+	should.Equal(float64(12345), any.ToFloat64())
+	should.Equal("12345", any.ToString())
+	should.Equal(true, any.ToBool())
+}
+func Test_read_int32_to_any(t *testing.T) {
+	should := require.New(t)
+	any := WrapInt32(12345)
+	should.Equal(12345, any.ToInt())
+	should.Equal(int32(12345), any.ToInt32())
+	should.Equal(int64(12345), any.ToInt64())
+	should.Equal(uint(12345), any.ToUint())
+	should.Equal(uint32(12345), any.ToUint32())
+	should.Equal(uint64(12345), any.ToUint64())
+	should.Equal(float32(12345), any.ToFloat32())
+	should.Equal(float64(12345), any.ToFloat64())
+	should.Equal("12345", any.ToString())
+	should.Equal(true, any.ToBool())
+}
+
+func Test_read_uint32_to_any(t *testing.T) {
+	should := require.New(t)
+	any := WrapUint32(12345)
+	should.Equal(12345, any.ToInt())
+	should.Equal(int32(12345), any.ToInt32())
+	should.Equal(int64(12345), any.ToInt64())
+	should.Equal(uint(12345), any.ToUint())
+	should.Equal(uint32(12345), any.ToUint32())
+	should.Equal(uint64(12345), any.ToUint64())
+	should.Equal(float32(12345), any.ToFloat32())
+	should.Equal(float64(12345), any.ToFloat64())
+	should.Equal("12345", any.ToString())
+	should.Equal(true, any.ToBool())
+	should.Equal(any.ValueType(), Number)
+}
+
+func Test_read_uint64_to_any(t *testing.T) {
+	should := require.New(t)
+	any := WrapUint64(12345)
+	should.Equal(12345, any.ToInt())
+	should.Equal(int32(12345), any.ToInt32())
+	should.Equal(int64(12345), any.ToInt64())
+	should.Equal(uint(12345), any.ToUint())
+	should.Equal(uint32(12345), any.ToUint32())
+	should.Equal(uint64(12345), any.ToUint64())
+	should.Equal(float32(12345), any.ToFloat32())
+	should.Equal(float64(12345), any.ToFloat64())
+	should.Equal("12345", any.ToString())
+	should.Equal(true, any.ToBool())
+	should.Equal(any.ValueType(), Number)
 }
 
 func Test_int_lazy_any_get(t *testing.T) {
diff --git a/jsoniter_any_string_test.go b/jsoniter_any_string_test.go
index 1567bdc..9512e05 100644
--- a/jsoniter_any_string_test.go
+++ b/jsoniter_any_string_test.go
@@ -6,6 +6,37 @@ import (
 	"github.com/json-iterator/go/require"
 )
 
+var stringConvertMap = map[string]string{
+	"null":              "",
+	"321.1":             "321.1",
+	`"1.1"`:             "1.1",
+	`"-123.1"`:          "-123.1",
+	"0.0":               "0.0",
+	"0":                 "0",
+	`"0"`:               "0",
+	`"0.0"`:             "0.0",
+	`"00.0"`:            "00.0",
+	"true":              "true",
+	"false":             "false",
+	`"true"`:            "true",
+	`"false"`:           "false",
+	`"true123"`:         "true123",
+	`"+1"`:              "+1",
+	"[]":                "[]",
+	"[1,2]":             "[1,2]",
+	"{}":                "{}",
+	"{1,2}":             "{1,2}",
+	`{"a":1, "b":true}`: `{"a":1, "b":true}`,
+}
+
+func Test_read_any_to_string(t *testing.T) {
+	should := require.New(t)
+	for k, v := range stringConvertMap {
+		any := Get([]byte(k))
+		should.Equal(v, any.ToString(), "original val "+k)
+	}
+}
+
 func Test_read_string_as_any(t *testing.T) {
 	should := require.New(t)
 	any := Get([]byte(`"hello"`))