Police are conducting high-visibility patrols near Worthing Railway Station today following the stabbing incident on Friday.
A 15-year-old boy was arrested on suspicion of grievous bodily harm with intent after a man was stabbed outside the station on Friday, police say.
The victim, a man in his 20s, was taken to hospital.
Today police are conducting patrols near the station in order to provide reassurance to the public.
Following the stabbing on Friday, Inspector Allan Lowe said: “This violence is obviously distressing but I can assure local people that we are doing all we can, taking targeted action to help keep them safe.
“I understand that residents will be concerned by violence taking place in the town but I want to reassure everyone that their safety is our priority.
“We want to speak to anyone who may have witnessed the incident to get in contact with us.
“No-one knows their neighbourhoods better than residents themselves, so please get in touch if something seems suspicious or out of place.”
To report a crime call police on 101 or report online.
In an emergency call 999.