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cast.go
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cast.go
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package cast
import (
"fmt"
"html/template"
"strconv"
"time"
)
func ToBool(i interface{}, d ...bool) bool {
v, err := TryToBool(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToFloat32(i interface{}, d ...float32) float32 {
v, err := TryToFloat32(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToFloat64(i interface{}, d ...float64) float64 {
v, err := TryToFloat64(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToInt(i interface{}, d ...int) int {
v, err := TryToInt(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToInt8(i interface{}, d ...int8) int8 {
v, err := TryToInt8(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToInt16(i interface{}, d ...int16) int16 {
v, err := TryToInt16(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToInt32(i interface{}, d ...int32) int32 {
v, err := TryToInt32(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToInt64(i interface{}, d ...int64) int64 {
v, err := TryToInt64(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToUint(i interface{}, d ...uint) uint {
v, err := TryToUint(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToUint8(i interface{}, d ...uint8) uint8 {
v, err := TryToUint8(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToUint16(i interface{}, d ...uint16) uint16 {
v, err := TryToUint16(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToUint32(i interface{}, d ...uint32) uint32 {
v, err := TryToUint32(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToUint64(i interface{}, d ...uint64) uint64 {
v, err := TryToUint64(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
// ToString casts an empty interface to a string.
func ToString(i interface{}) string {
switch t := i.(type) {
case nil:
return ""
case []byte:
return string(t)
case string:
return t
case *string:
return *t
case bool:
return strconv.FormatBool(t)
case float32:
return strconv.FormatFloat(float64(t), 'f', -1, 32)
case float64:
return strconv.FormatFloat(t, 'f', -1, 64)
case int:
return strconv.Itoa(t)
case int32:
return strconv.FormatInt(int64(t), 10)
case int64:
return strconv.FormatInt(t, 10)
case template.HTML:
return string(t)
case template.URL:
return string(t)
case fmt.Stringer:
return t.String()
case error:
return t.Error()
default:
return fmt.Sprint(i)
}
}
func ToTime(i interface{}, d ...time.Time) time.Time {
v, err := TryToTime(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
func ToDuration(i interface{}, d ...time.Duration) time.Duration {
v, err := TryToDuration(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
// ToInt32Slice casts an empty interface to []int32.
func ToInt32Slice(i interface{}, d ...[]int32) (r []int32) {
v, err := TryToInt32Slice(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}
// ToInt64Slice casts an empty interface to []int64.
func ToInt64Slice(i interface{}, d ...[]int64) (r []int64) {
v, err := TryToInt64Slice(i)
if err != nil && len(d) > 0 {
return d[0]
}
return v
}