[9,2,3,4,5] filter (value, index) -> (value > 2)
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Iterates over an array and applies an expression that returns matching values.
The expression must return
false. If the expression returns
for a value or index in the array, the value gets captured in the output array.
If it returns
false for a value or index in the array, that item gets
filtered out of the output. If there are no matches, the output array will
The array to filter.
Boolean expression that selects an
This example returns an array of values in the array that are greater than
This example returns an array of all values found at an index greater than
This example returns an array of all items found at an index (
1 where the value of the element is less than
5. Notice that
it is using anonymous parameters as selectors instead of using named
parameters in an anonymous function.