Returns the index position of the first occurrence of the element in the array (or NULL if not found).

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Syntax

INDEX_OF(<array>, <value>)

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Parameters

ParameterDescriptionSupported input types
<array>The array to be analyzedARRAY
<value>The element from the array that is to be matchedAny type that corresponds to an element in the array

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Return Type

INTEGER

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Example

The following example returns the index position of the 5 in the levels array: 
SELECT
	INDEX_OF([ 1, 3, 4, 5, 7 ], 5) AS levels;
Returns: 4