- ltrim: documentation ( source)
- array_push: documentation ( source)
- print_r: documentation ( source)
<?php
$countries = [' United States', 'Argentina', ' France'];
$countriesClean = array();
foreach($countries as $country) {
$cleanCountry = ltrim($country);
array_push($countriesClean, $cleanCountry);
}
print_r($countries);
print_r($countriesClean);
?>