# dec

operator fun dec(): Float(source)

Returns this value decremented by one.

1.0

#### Samples

``````
fun main() {
//sampleStart
val a = 3
val b = a.dec()
println(a) // 3
println(b) // 2

var x = 3
val y = x--
println(x) // 2
println(y) // 3

val z = --x
println(x) // 1
println(z) // 1
//sampleEnd
}``````
operator fun dec(): Float(source)

Returns this value decremented by one.

1.1

#### Samples

``````
fun main() {
//sampleStart
val a = 3
val b = a.dec()
println(a) // 3
println(b) // 2

var x = 3
val y = x--
println(x) // 2
println(y) // 3

val z = --x
println(x) // 1
println(z) // 1
//sampleEnd
}``````
operator external fun dec(): Float(source)

Returns this value decremented by one.

1.3

#### Samples

``````
fun main() {
//sampleStart
val a = 3
val b = a.dec()
println(a) // 3
println(b) // 2

var x = 3
val y = x--
println(x) // 2
println(y) // 3

val z = --x
println(x) // 1
println(z) // 1
//sampleEnd
}``````
inline operator fun dec(): Float(source)

Returns this value decremented by one.

1.8

#### Samples

``````
fun main() {
//sampleStart
val a = 3
val b = a.dec()
println(a) // 3
println(b) // 2

var x = 3
val y = x--
println(x) // 2
println(y) // 3

val z = --x
println(x) // 1
println(z) // 1
//sampleEnd
}``````
inline operator fun dec(): Float(source)

Returns this value decremented by one.

1.8

#### Samples

``````
fun main() {
//sampleStart
val a = 3
val b = a.dec()
println(a) // 3
println(b) // 2

var x = 3
val y = x--
println(x) // 2
println(y) // 3

val z = --x
println(x) // 1
println(z) // 1
//sampleEnd
}``````