(PECL ds >= 1.0.0)
Ds\Set::clear — Removes all values
Removes all values from the set.
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Example #1 Ds\Set::clear() example
<?php
$set = new \Ds\Set([1, 2, 3]);
print_r($set);
$set->clear();
print_r($set);
?>
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Ds\Set Object ( [0] => 1 [1] => 2 [2] => 3 ) Ds\Set Object ( )