How would you translate this in PHP ?

[el_jentel1]

How to suffix the string "TEST" to a single element or all elements in a nested array?

if( isset( $entry_array[ 'entry' ][0] ) )
{
    $entry_array[ 'entry' ][0] .= 'TEST';
    echo 'Found and suffixed.';
}
else
{
    echo 'Element not found.';
}