- ucfirst: documentation ( source)
<?php
class myClass {
public $arr = ["rose"=>"red",
"violet"=>"blue",
"grass"=>"green"];
}
$obj = new myClass;
$flowers = [0=>"rose",1=>"violet"];
$closure = function( $item ){
//$arr = $this->arr;
return $this->arr[$item];
};
foreach ($flowers as $key => $flower){
$color = $closure->call($obj,$flower);
echo ucfirst("{$flower}s are $color");
echo ($key == 0)? ",\n" : " ...\n";
}