dec

Returns this value decremented by one.

Since Kotlin

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
}
xxxxxxxxxx
 
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 
Open in Playground →
Target: JVMRunning on v.2.1.20

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