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Associative array/Creation: Difference between revisions
kotlin snippet
(Java comment fixed) |
(kotlin snippet) |
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Line 1,309:
d2[] / the values
0 1 2</lang>
=={{header|Kotlin}}==
{{trans|Java}}
<lang scala>fun main(args: Array<String>) {
// map definition:
val map = mapOf("foo" to 5,
"bar" to 10,
"baz" to 15,
"foo" to 6)
// retrieval:
println(map["foo"]) // => 6
println(map["invalid"]) // => null
// check keys:
println(map.contains("foo")) // => true
println(map.contains("invalid")) // => false
// iterate over keys:
for (k in map.keys) print("$k ")
println()
// iterate over values:
for (v in map.values) print("$v ")
println()
// iterate over key, value pairs:
for ((k, v) in map) println("$k => $v")
}</lang>
=={{header|Lang5}}==
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