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[ map->forEachPair ]


The [map->forEachPair] method iterates through a map allowing an operation to be performed on each element of the map in turn.

[map->forEachPair] returns each of the key/value pairs of the map. To return only the keys or values for each pair use either the [map->forEachKey] or the [map->forEach] method respectively

  • Syntax
map->forEachPair => {^   ^}
  • Beginner

To perform an operation on each of the key/value pairs in a map

Use the [map->forEachPair] method. In this example a table of the key/value pairs of the 'colours' map.


var (colours = map( 'red'='#ff0000',
                     'green' = '#00ff00',
                     'blue' = '#0000ff',
                     'grey' = '#aaaaaa') )

'<table border="1">'
$colours->forEachPair => {^


blue #0000ff
green #00ff00
grey #aaaaaa
red #ff0000

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