arrayutils
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unique()

The unique() method removes duplicate values
Example.php
<?php
use kim\present\utils\arrays\ArrayUtils;
​
$arrayUtils = ArrayUtils::from(["a", "a", "a", "b", "c", "c", "d"]);
​
$arrayUtils->unique();
// expected output: ["a", "b", "c", "d"]

Syntax

$arrayUtils->unique(int $sort_flags = SORT_STRING) : ArrayUtils;

Parameter

  • $sortFlags
    Used to modify the sorting behavior using these values:
    ​
    Sorting type flags:
    • SORT_REGULAR - compare items normally (don't change types)
    • SORT_NUMERIC - compare items numerically
    • SORT_STRING - compare items as strings
    • SORT_LOCALE_STRING - compare items as strings, based on the current locale.

Return value

  • A filtered array.

Prefixing

$arrayUtils->uniqueAs(int $sort_flags = SORT_STRING) : array;
ArrayUtils::uniqueFrom(iterable $from, int $sort_flags = SORT_STRING) : ArrayUtils;
ArrayUtils::uniqueFromAs(iterable $from, int $sort_flags = SORT_STRING) : array;

References

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Last modified 2yr ago