1

convert.go

@@ -107,6 +107,16 @@ func ToInt64Ex(x interface{}) (int64, error) {
 	return 0, errors.New("ToInt64Ex error type")
 }
 
+func SafeToInt64(x interface{}) int64 {
+	val, _ := ToInt64Ex(x)
+	return val
+}
+
+func SafeToInt32(x interface{}) int32 {
+	val, _ := ToInt64Ex(x)
+	return int32(val)
+}
+
 func ToFloat64Ex(x interface{}) (float64, error) {
 	switch i := x.(type) {
 	case int:
@@ -144,6 +154,11 @@ func ToStringEx(x interface{}) (string, error) {
 	return "", errors.New("ToStringEx error type")
 }
 
+func SafeToString(x interface{}) string {
+	val, _ := ToStringEx(x)
+	return val
+}
+
 func DuckToSimple[T string | int | int32 | int64 | float32 | float64](
 	d interface{}, s *T) bool {
 	var sx interface{} = s

strutils.go

@@ -110,6 +110,15 @@ func NewEmptyStrPtr() *string {
 	return &tmpStr
 }
 
+func IsPureNumber(str string) bool {
+	for i := 0; i < len(str); i++ {
+		if !(str[i] >= '0' && str[i] <= '9') {
+			return false
+		}
+	}
+	return true
+}
+
 func GenFieldKvEmptyAsNull(key string, val string) []string {
 	if val == "" {
 		return []string{"!" + key, "NULL"}
@@ -117,3 +126,13 @@ func GenFieldKvEmptyAsNull(key string, val string) []string {
 		return []string{key, val}
 	}
 }
+
+func AdjustRangeValue[T int | int32 | int64 | float32 | float64](value T, minV T, maxV T) T {
+	if value < minV {
+		value = minV
+	}
+	if value > maxV {
+		value = maxV
+	}
+	return value
+}