pushBackUnique: Difference between revisions

Revision as of 11:33, 12 May 2022

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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.
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Adding string elements is case sensitive.
Groups:: Arrays

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]]

See also:: pushBack select set resize reverse count find in forEach deleteAt deleteRange append sort arrayIntersect apply BIS_fnc_arrayPushStack BIS_fnc_arrayPush

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Only post proven facts here! Add Note

@@ Line 19: / Line 19: @@
 |x1= <code>_arr = [1,2,3];
 _index = _arr [[pushBackUnique]] 3;
-hint [[str]] [_index, _arr]; // [-1,[1,2,3]]</code> |EXAMPLE1=
+hint str [_index, _arr]; // [-1,[1,2,3]]</code> |EXAMPLE1=
 |x2= <code>_arr = [1,2,3];
 _index = _arr [[pushBackUnique]] 4;
-hint [[str]] [_index, _arr]; // [3,[1,2,3,4]]</code>
+hint str [_index, _arr]; // [3,[1,2,3,4]]</code>
 |seealso= [[pushBack]] [[select]] [[set]] [[resize]] [[reverse]] [[count]] [[find]] [[in]] [[forEach]] [[deleteAt]] [[deleteRange]] [[append]] [[sort]] [[arrayIntersect]] [[apply]] [[BIS_fnc_arrayPushStack]] [[BIS_fnc_arrayPush]]
 }}