PHP implodieren Sie das Array
$values = array_map('array_pop', $array);
$imploded = implode(',', $values);
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$values = array_map('array_pop', $array);
$imploded = implode(',', $values);
<?php
$a = "Hello ";
$b = $a . "World!"; // now $b contains "Hello World!"
$a = "Hello ";
$a .= "World!"; // now $a contains "Hello World!"
?>