A 25-year-old man was seriously assaulted in Wheatfield Avenue, Dublin 22 in the early hours of this morning.
The man sustained serious head injuries and was taken by ambulance to Tallaght Hospital and later transferred to Beaumont Hospital.
A man aged in his 30s was arrested a short time later and is currently detained at Ronanstown Garda Station under section 4 of the Criminal Justice Act, 1984.
The scene is preserved and a technical and forensic examination is ongoing.
Investigating gardaí are appealing for witnesses and in particular to anybody in the vicinity of Wheatfield Avenue between 12.45 am and 1.15 am this morning to contact them.
Anyone with information is asked to contact Ronanstown Garda Station on 01 – 6667700 or the Garda Confidential Line on 1800 666 111.