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array.contains Function

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array.contains Function

The array.contains function may be used to determine if a given expression is present in an array.

Syntax

Alchemy
Copy
array.contains(ident, expr);

Nomenclature

identRequired. The array
exprRequired. An expression

Example

The following example creates a new array initialized with two elements: '1' and '2'.

We then append a third element, '3', to the end of the array using the array.add function.

Alchemy
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$arr = array.new(1, 2);
PRINT $arr; /* [1,2] */
PRINT array.contains($arr, 2); /* false */

array.add($arr, 3);
PRINT $arr; /* [1,2,3] */
PRINT array.contains($arr, 2); /* true */

Returns

True if epxr is equal to one or more elements in the ident array. Otherwise returns false.

See Also

  • array.last - get the last element of an array

  • array.get_at - retrieve the data at a specified index of an array

  • length - get the number of elements in an array