3 ms·
Lua 5.1 is the most widely used. LuaJIT is a big factor. But changing existing code to use the 5.2 API is not worth the few changes 5.2 offered. The 5.1 API has
by trynumber9 12y ago
Lua 5.1 is the most widely used. LuaJIT is a big factor. But changing existing code to use the 5.2 API is not worth the few changes 5.2 offered. The 5.1 API has the most libraries. Many existing code bases try to stay compatible with 5.1.
This situation may change as 5.3 adds many nice changes.