json.indexOf

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Revision as of 03:28, 9 January 2020 by Phergus (talk | contribs)
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json.indexOf() Function

Introduced in version 1.3b53
Returns the index of the first occurrence of a value in the JSON Array. If the value does not exist in the JSON Array then -1 is returned. All JSON Array indexes start at 0.

Usage

json.indexOf(array, value)
json.indexOf(array, value, start)

Parameters

  • array - The JSON Array to search.
  • value - The value to find the index of in the JSON Array.
  • start - The index to start searching from, if not specified it defaults to 0.

Examples

Find the index of the first occurrence of 1:
[r: json.indexOf("[1,2,3,1,1,3]", 1)]

Returns: 0

Find the index of the first occurrence of 1, starting at index 1:

[r: json.indexOf("[1,2,3,1,1,3]", 1, 1)]

Returns: 3

Find the index of the first occurrence of 2, starting at index 2:

[r: json.indexOf("[1,2,3,1,1,3]", 2, 2)]
Returns: -1

See Also