pushBackUnique

1.56

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Description

Description:

Adds element to the back of the given array but only if it is unique to the array. The index of the added element is returned upon success, otherwise -1. This command modifies the original array.

Groups:

Uncategorised

Syntax

Syntax:

array pushBackUnique element

Parameters:

array: Array

element: Anything

Return Value:

Number - index of inserted element or -1

Examples

Example 1:

_arr = [1,2,3]; _index = _arr pushBackUnique 3; hint str [_index, _arr]; //[-1,[1,2,3]]

Example 2:

_arr = [1,2,3]; _index = _arr pushBackUnique 4; hint str [_index, _arr]; //[3,[1,2,3,4]]

Additional Information

See also:

pushBackselectsetresizereversecountfindinforEachdeleteAtdeleteRangeappendsortarrayIntersectapplyBIS_fnc_arrayPushStackBIS_fnc_arrayPush

Notes

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