The legality of carrying a folding knife in public places varies depending on the jurisdiction and local laws. Laws regarding the carrying of knives, including folding knives, can differ significantly from one country to another and even within different states or regions within a country.In many places, carrying a folding knife with a blade length under a certain limit (usually 3 to 4 inches) is generally allowed for everyday use or utility purposes. However, it is important to research and understand the specific laws and regulations of the area where you plan to carry a knife. Some jurisdictions may have stricter regulations, particularly in sensitive areas such as schools, government buildings, or public transportation.Moreover, while the blade length may be a factor, other considerations such as the intent to harm, the manner of carrying, and the type of knife (e.g., automatic or assisted-opening knives) can also influence the legality of carrying a folding knife in public.It is advisable to consult local laws and regulations or consult legal professionals in your specific jurisdiction to understand the exact requirements and restrictions regarding the carrying of folding knives in public places.