mirror of
https://github.com/jefferyjob/go-easy-utils.git
synced 2025-09-27 19:32:09 +08:00
51 lines
1.0 KiB
Go
51 lines
1.0 KiB
Go
package jsonUtil
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import (
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"reflect"
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"strconv"
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)
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func toFloat64Reflect(i any) (float64, error) {
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if i == nil {
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return 0, nil
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}
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v := reflect.ValueOf(i)
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if v.Kind() == reflect.Ptr {
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if v.IsNil() {
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return 0, nil
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}
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v = v.Elem()
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}
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switch v.Kind() {
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case reflect.Float32, reflect.Float64:
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return v.Float(), nil
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case reflect.String:
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if v.String() == "" {
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return 0, nil
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}
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floatValue, err := strconv.ParseFloat(v.String(), 64)
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if err != nil {
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return 0, ErrSyntax
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}
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return floatValue, nil
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case reflect.Int, reflect.Int8, reflect.Int16, reflect.Int32, reflect.Int64:
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return float64(v.Int()), nil
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case reflect.Uint, reflect.Uint8, reflect.Uint16, reflect.Uint32, reflect.Uint64:
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return float64(v.Uint()), nil
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case reflect.Complex64, reflect.Complex128:
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return real(v.Complex()), nil
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case reflect.Bool:
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if v.Bool() {
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return 1, nil
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} else {
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return 0, nil
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}
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//case reflect.Ptr, reflect.Chan, reflect.Func, reflect.Interface, reflect.Map, reflect.Slice:
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// return 0, nil
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default:
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return 0, ErrType
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}
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}
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