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max.go
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max.go
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package funk
import "strings"
// MaxInt validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []int
// It returns int
func MaxInt(i []int) int {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max int
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxInt8 validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []int8
// It returns int8
func MaxInt8(i []int8) int8 {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max int8
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxInt16 validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []int16
// It returns int16
func MaxInt16(i []int16) int16 {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max int16
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxInt32 validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []int32
// It returns int32
func MaxInt32(i []int32) int32 {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max int32
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxInt64 validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []int64
// It returns int64
func MaxInt64(i []int64) int64 {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max int64
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxFloat32 validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []float32
// It returns float32
func MaxFloat32(i []float32) float32 {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max float32
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxFloat64 validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []float64
// It returns float64
func MaxFloat64(i []float64) float64 {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max float64
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
if item > max {
max = item
}
}
return max
}
// MaxString validates the input, compares the elements and returns the maximum element in an array/slice.
// It accepts []string
// It returns string
func MaxString(i []string) string {
if len(i) == 0 {
panic("arg is an empty array/slice")
}
var max string
for idx := 0; idx < len(i); idx++ {
item := i[idx]
if idx == 0 {
max = item
continue
}
max = compareStringsMax(max, item)
}
return max
}
// compareStrings uses the strings.Compare method to compare two strings, and returns the greater one.
func compareStringsMax(max, current string) string {
r := strings.Compare(strings.ToLower(max), strings.ToLower(current))
if r > 0 {
return max
}
return current
}