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Associative array/Iteration: Difference between revisions
Added Io entry
(Added the CONTAINSKEY operator needed by the Lychrel Numbers task.) |
(Added Io entry) |
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Line 1,183:
Keys: C E B D A
Values: c e b d a</pre>
=={{header|Io}}==
<lang Io>myDict := Map with(
"hello", 13,
"world", 31,
"!" , 71
)
// iterating over key-value pairs:
myDict foreach( key, value,
writeln("key = ", key, ", value = ", value)
)
// iterating over keys:
myDict keys foreach( key,
writeln("key = ", key)
)
// iterating over values:
myDict foreach( value,
writeln("value = ", value)
)
// or alternatively:
myDict values foreach( value,
writeln("value = ", value)
)</lang>
=={{header|J}}==
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