You need two arrays:
$m_en = array("Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct", "Nov", "Dec"); $m_pol = array("Jan", "Feb", "Mar", "Apr", "Maj", "Jun", "Jul", "Aug", "Sep", "Okt", "Nov", "Dec");
all you have to do is:
$workoutSlug = str_replace($m_en, $m_pol, $input);
An input is the input you want to translate.
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