Man critical after Vic train attack

A man has been charged over an assault at a Melbourne train station that left another man fighting for life.

A Dandenong South man, 34, has been charged with assault-related offences and will appear in court at a later date, police said on Friday.

The victim, who remains in a critical condition in hospital, was left with life-threatening injuries after he was assaulted at Dandenong railway station on Wednesday.