diff --git a/tool/define/diff.go b/tool/define/diff.go
index 5b9d50a..8b63d9e 100644
--- a/tool/define/diff.go
+++ b/tool/define/diff.go
@@ -21,7 +21,8 @@ import (
 //
 // Date : 11:12 2024/3/8
 type DiffOption struct {
-	StrictMode          bool                      `json:"strict_mode"`            // 采用严格模式: 1 != "1", 1 != 1.0 , 采用非严格模式 1 == "1", 1 == 1.0
+	StrictMode          bool                      `json:"strict_mode"`            // 采用严格模式:  1 != 1.0 , 采用非严格模式  1 == 1.0
+	AllowStringNumber   bool                      `json:"allow_string_number"`    // 是否允许字符串数字, 在非严格模式下, 若允许, 则 1 == "1" , 不允许, 则 1 != "1"
 	IgnoreNotFoundField bool                      `json:"ignore_not_found_field"` // 忽略不存在的字段
 	IgnoreEmptyString   bool                      `json:"ignore_empty_string"`    // 忽略空字符串, 若输入值为空字符串, 则不做比较, 认为两个值相同
 	IgnoreZeroNumber    bool                      `json:"ignore_zero_number"`     // 忽略置为0的数字, 若输入的数据为数字类型, 则不做比较, 认为两个值相同
@@ -200,20 +201,24 @@ func DefaultDiffFunc(field string, inputVal wrapper.Map, storageVal wrapper.Map,
 	// 存储值尝试转 float64
 	inputValStr := fmt.Sprintf("%v", inputFieldVal)
 	storageValStr := fmt.Sprintf("%v", storageFieldVal)
-	var (
-		storageFloat64 float64
-		inputFloat64   float64
-	)
-	if err := util.ConvertAssign(&storageFloat64, storageValStr); nil == err {
-		if err := util.ConvertAssign(&inputFloat64, inputValStr); nil == err {
-			if storageFloat64 == inputFloat64 {
-				return result
-			}
-		}
-	}
 	if inputValStr == storageValStr {
 		return result
 	}
+	if option.AllowStringNumber {
+		// 允许字符串数字
+		var (
+			storageFloat64 float64
+			inputFloat64   float64
+		)
+		if err := util.ConvertAssign(&storageFloat64, storageValStr); nil == err {
+			if err := util.ConvertAssign(&inputFloat64, inputValStr); nil == err {
+				if storageFloat64 == inputFloat64 {
+					return result
+				}
+			}
+		}
+	}
+
 	// 浮点型数字. 去小数部分最右侧的0
 	if inputFieldValType.Kind() == reflect.Float64 || inputFieldValType.Kind() == reflect.Float32 {
 		inputValStrArr := strings.Split(inputValStr, ".")
diff --git a/tool/define/diff_test.go b/tool/define/diff_test.go
index 1f36560..d805e90 100644
--- a/tool/define/diff_test.go
+++ b/tool/define/diff_test.go
@@ -43,6 +43,7 @@ func TestDefaultDiffFunc(t *testing.T) {
 	assert.EqualValues(t, true, res.IsSame, "非严格模式下, float32与float64相等")
 	res = DefaultDiffFunc("num3", input, storage, diffOption)
 	assert.EqualValues(t, true, res.IsSame, "非严格模式下, float32与string相等")
+	diffOption.AllowStringNumber = true
 	res = DefaultDiffFunc("num4", input, storage, diffOption)
 	assert.EqualValues(t, true, res.IsSame, "非严格模式下, float32与string相等")
 }