# 索引 ## Lua 函数 ### [基础](manual.html#6.1) + [_G](manual.html#_G) + [_VERSION](manual.html#_VERSION) + [assert](manual.html#assert) + [collectgarbage](manual.html#collectgarbage) + [dofile](manual.html#dofile) + [error](manual.html#error) + [getmetatable](manual.html#getmetatable) + [ipairs](manual.html#ipairs) + [load](manual.html#load) + [loadfile](manual.html#loadfile) + [next](manual.html#next) + [pairs](manual.html#pairs) + [pcall](manual.html#pcall) + [print](manual.html#print) + [rawequal](manual.html#rawequal) + [rawget](manual.html#rawget) + [rawlen](manual.html#rawlen) + [rawset](manual.html#rawset) + [require](manual.html#require) + [select](manual.html#select) + [setmetatable](manual.html#setmetatable) + [tonumber](manual.html#tonumber) + [tostring](manual.html#tostring) + [type](manual.html#type) + [xpcall](manual.html#xpcall) ### [协程](manual.html#6.2) + [coroutine.create](manual.html#coroutine.create) + [coroutine.isyieldable](manual.html#coroutine.isyieldable) + [coroutine.resume](manual.html#coroutine.resume) + [coroutine.running](manual.html#coroutine.running) + [coroutine.status](manual.html#coroutine.status) + [coroutine.wrap](manual.html#coroutine.wrap) + [coroutine.yield](manual.html#coroutine.yield) ### [调试](manual.html#6.10) + [debug.debug](manual.html#debug.debug) + [debug.gethook](manual.html#debug.gethook) + [debug.getinfo](manual.html#debug.getinfo) + [debug.getlocal](manual.html#debug.getlocal) + [debug.getmetatable](manual.html#debug.getmetatable) + [debug.getregistry](manual.html#debug.getregistry) + [debug.getupvalue](manual.html#debug.getupvalue) + [debug.getuservalue](manual.html#debug.getuservalue) + [debug.sethook](manual.html#debug.sethook) + [debug.setlocal](manual.html#debug.setlocal) + [debug.setmetatable](manual.html#debug.setmetatable) + [debug.setupvalue](manual.html#debug.setupvalue) + [debug.setuservalue](manual.html#debug.setuservalue) + [debug.traceback](manual.html#debug.traceback) + [debug.upvalueid](manual.html#debug.upvalueid) + [debug.upvaluejoin](manual.html#debug.upvaluejoin) ### [输入输出](manual.html#6.8) + [io.close](manual.html#io.close) + [io.flush](manual.html#io.flush) + [io.input](manual.html#io.input) + [io.lines](manual.html#io.lines) + [io.open](manual.html#io.open) + [io.output](manual.html#io.output) + [io.popen](manual.html#io.popen) + [io.read](manual.html#io.read) + [io.stderr](manual.html#io.stderr) + [io.stdin](manual.html#io.stdin) + [io.stdout](manual.html#io.stdout) + [io.tmpfile](manual.html#io.tmpfile) + [io.type](manual.html#io.type) + [io.write](manual.html#io.write) + [file:close](manual.html#file:close) + [file:flush](manual.html#file:flush) + [file:lines](manual.html#file:lines) + [file:read](manual.html#file:read) + [file:seek](manual.html#file:seek) + [file:setvbuf](manual.html#file:setvbuf) + [file:write](manual.html#file:write) ### [数学](manual.html#6.7) + [math.abs](manual.html#math.abs) + [math.acos](manual.html#math.acos) + [math.asin](manual.html#math.asin) + [math.atan](manual.html#math.atan) + [math.ceil](manual.html#math.ceil) + [math.cos](manual.html#math.cos) + [math.deg](manual.html#math.deg) + [math.exp](manual.html#math.exp) + [math.floor](manual.html#math.floor) + [math.fmod](manual.html#math.fmod) + [math.huge](manual.html#math.huge) + [math.log](manual.html#math.log) + [math.max](manual.html#math.max) + [math.maxinteger](manual.html#math.maxinteger) + [math.min](manual.html#math.min) + [math.mininteger](manual.html#math.mininteger) + [math.modf](manual.html#math.modf) + [math.pi](manual.html#math.pi) + [math.rad](manual.html#math.rad) + [math.random](manual.html#math.random) + [math.randomseed](manual.html#math.randomseed) + [math.sin](manual.html#math.sin) + [math.sqrt](manual.html#math.sqrt) + [math.tan](manual.html#math.tan) + [math.tointeger](manual.html#math.tointeger) + [math.type](manual.html#math.type) + [math.ult](manual.html#math.ult) ### [操作系统](manual.html#6.9) + [os.clock](manual.html#os.clock) + [os.date](manual.html#os.date) + [os.difftime](manual.html#os.difftime) + [os.execute](manual.html#os.execute) + [os.exit](manual.html#os.exit) + [os.getenv](manual.html#os.getenv) + [os.remove](manual.html#os.remove) + [os.rename](manual.html#os.rename) + [os.setlocale](manual.html#os.setlocale) + [os.time](manual.html#os.time) + [os.tmpname](manual.html#os.tmpname) ### [包](manual.html#6.3) + [package.config](manual.html#package.config) + [package.cpath](manual.html#package.cpath) + [package.loaded](manual.html#package.loaded) + [package.loadlib](manual.html#package.loadlib) + [package.path](manual.html#package.path) + [package.preload](manual.html#package.preload) + [package.searchers](manual.html#package.searchers) + [package.searchpath](manual.html#package.searchpath) ### [字符串](manual.html#6.4) + [string.byte](manual.html#string.byte) + [string.char](manual.html#string.char) + [string.dump](manual.html#string.dump) + [string.find](manual.html#string.find) + [string.format](manual.html#string.format) + [string.gmatch](manual.html#string.gmatch) + [string.gsub](manual.html#string.gsub) + [string.len](manual.html#string.len) + [string.lower](manual.html#string.lower) + [string.match](manual.html#string.match) + [string.pack](manual.html#string.pack) + [string.packsize](manual.html#string.packsize) + [string.rep](manual.html#string.rep) + [string.reverse](manual.html#string.reverse) + [string.sub](manual.html#string.sub) + [string.unpack](manual.html#string.unpack) + [string.upper](manual.html#string.upper) ### [表](manual.html#6.6) + [table.concat](manual.html#table.concat) + [table.insert](manual.html#table.insert) + [table.move](manual.html#table.move) + [table.pack](manual.html#table.pack) + [table.remove](manual.html#table.remove) + [table.sort](manual.html#table.sort) + [table.unpack](manual.html#table.unpack) ### [utf8](manual.html#6.5) + [utf8.char](manual.html#utf8.char) + [utf8.charpattern](manual.html#utf8.charpattern) + [utf8.codepoint](manual.html#utf8.codepoint) + [utf8.codes](manual.html#utf8.codes) + [utf8.len](manual.html#utf8.len) + [utf8.offset](manual.html#utf8.offset) ## 环境变量 + [LUA_CPATH](manual.html#LUA_CPATH) + [LUA_CPATH_5_3](manual.html#LUA_CPATH_5_3) + [LUA_INIT](manual.html#LUA_INIT) + [LUA_INIT_5_3](manual.html#LUA_INIT_5_3) + [LUA_PATH](manual.html#LUA_PATH) + [LUA_PATH_5_3](manual.html#LUA_PATH_5_3) ## C API + [lua_Alloc](manual.html#lua_Alloc) + [lua_CFunction](manual.html#lua_CFunction) + [lua_Debug](manual.html#lua_Debug) + [lua_Hook](manual.html#lua_Hook) + [lua_Integer](manual.html#lua_Integer) + [lua_KContext](manual.html#lua_KContext) + [lua_KFunction](manual.html#lua_KFunction) + [lua_Number](manual.html#lua_Number) + [lua_Reader](manual.html#lua_Reader) + [lua_State](manual.html#lua_State) + [lua_Unsigned](manual.html#lua_Unsigned) + [lua_Writer](manual.html#lua_Writer) + [lua_absindex](manual.html#lua_absindex) + [lua_arith](manual.html#lua_arith) + [lua_atpanic](manual.html#lua_atpanic) + [lua_call](manual.html#lua_call) + [lua_callk](manual.html#lua_callk) + [lua_checkstack](manual.html#lua_checkstack) + [lua_close](manual.html#lua_close) + [lua_compare](manual.html#lua_compare) + [lua_concat](manual.html#lua_concat) + [lua_copy](manual.html#lua_copy) + [lua_createtable](manual.html#lua_createtable) + [lua_dump](manual.html#lua_dump) + [lua_error](manual.html#lua_error) + [lua_gc](manual.html#lua_gc) + [lua_getallocf](manual.html#lua_getallocf) + [lua_getextraspace](manual.html#lua_getextraspace) + [lua_getfield](manual.html#lua_getfield) + [lua_getglobal](manual.html#lua_getglobal) + [lua_gethook](manual.html#lua_gethook) + [lua_gethookcount](manual.html#lua_gethookcount) + [lua_gethookmask](manual.html#lua_gethookmask) + [lua_geti](manual.html#lua_geti) + [lua_getinfo](manual.html#lua_getinfo) + [lua_getlocal](manual.html#lua_getlocal) + [lua_getmetatable](manual.html#lua_getmetatable) + [lua_getstack](manual.html#lua_getstack) + [lua_gettable](manual.html#lua_gettable) + [lua_gettop](manual.html#lua_gettop) + [lua_getupvalue](manual.html#lua_getupvalue) + [lua_getuservalue](manual.html#lua_getuservalue) + [lua_insert](manual.html#lua_insert) + [lua_isboolean](manual.html#lua_isboolean) + [lua_iscfunction](manual.html#lua_iscfunction) + [lua_isfunction](manual.html#lua_isfunction) + [lua_isinteger](manual.html#lua_isinteger) + [lua_islightuserdata](manual.html#lua_islightuserdata) + [lua_isnil](manual.html#lua_isnil) + [lua_isnone](manual.html#lua_isnone) + [lua_isnoneornil](manual.html#lua_isnoneornil) + [lua_isnumber](manual.html#lua_isnumber) + [lua_isstring](manual.html#lua_isstring) + [lua_istable](manual.html#lua_istable) + [lua_isthread](manual.html#lua_isthread) + [lua_isuserdata](manual.html#lua_isuserdata) + [lua_isyieldable](manual.html#lua_isyieldable) + [lua_len](manual.html#lua_len) + [lua_load](manual.html#lua_load) + [lua_newstate](manual.html#lua_newstate) + [lua_newtable](manual.html#lua_newtable) + [lua_newthread](manual.html#lua_newthread) + [lua_newuserdata](manual.html#lua_newuserdata) + [lua_next](manual.html#lua_next) + [lua_numbertointeger](manual.html#lua_numbertointeger) + [lua_pcall](manual.html#lua_pcall) + [lua_pcallk](manual.html#lua_pcallk) + [lua_pop](manual.html#lua_pop) + [lua_pushboolean](manual.html#lua_pushboolean) + [lua_pushcclosure](manual.html#lua_pushcclosure) + [lua_pushcfunction](manual.html#lua_pushcfunction) + [lua_pushfstring](manual.html#lua_pushfstring) + [lua_pushglobaltable](manual.html#lua_pushglobaltable) + [lua_pushinteger](manual.html#lua_pushinteger) + [lua_pushlightuserdata](manual.html#lua_pushlightuserdata) + [lua_pushliteral](manual.html#lua_pushliteral) + [lua_pushlstring](manual.html#lua_pushlstring) + [lua_pushnil](manual.html#lua_pushnil) + [lua_pushnumber](manual.html#lua_pushnumber) + [lua_pushstring](manual.html#lua_pushstring) + [lua_pushthread](manual.html#lua_pushthread) + [lua_pushvalue](manual.html#lua_pushvalue) + [lua_pushvfstring](manual.html#lua_pushvfstring) + [lua_rawequal](manual.html#lua_rawequal) + [lua_rawget](manual.html#lua_rawget) + [lua_rawgeti](manual.html#lua_rawgeti) + [lua_rawgetp](manual.html#lua_rawgetp) + [lua_rawlen](manual.html#lua_rawlen) + [lua_rawset](manual.html#lua_rawset) + [lua_rawseti](manual.html#lua_rawseti) + [lua_rawsetp](manual.html#lua_rawsetp) + [lua_register](manual.html#lua_register) + [lua_remove](manual.html#lua_remove) + [lua_replace](manual.html#lua_replace) + [lua_resume](manual.html#lua_resume) + [lua_rotate](manual.html#lua_rotate) + [lua_setallocf](manual.html#lua_setallocf) + [lua_setfield](manual.html#lua_setfield) + [lua_setglobal](manual.html#lua_setglobal) + [lua_sethook](manual.html#lua_sethook) + [lua_seti](manual.html#lua_seti) + [lua_setlocal](manual.html#lua_setlocal) + [lua_setmetatable](manual.html#lua_setmetatable) + [lua_settable](manual.html#lua_settable) + [lua_settop](manual.html#lua_settop) + [lua_setupvalue](manual.html#lua_setupvalue) + [lua_setuservalue](manual.html#lua_setuservalue) + [lua_status](manual.html#lua_status) + [lua_stringtonumber](manual.html#lua_stringtonumber) + [lua_toboolean](manual.html#lua_toboolean) + [lua_tocfunction](manual.html#lua_tocfunction) + [lua_tointeger](manual.html#lua_tointeger) + [lua_tointegerx](manual.html#lua_tointegerx) + [lua_tolstring](manual.html#lua_tolstring) + [lua_tonumber](manual.html#lua_tonumber) + [lua_tonumberx](manual.html#lua_tonumberx) + [lua_topointer](manual.html#lua_topointer) + [lua_tostring](manual.html#lua_tostring) + [lua_tothread](manual.html#lua_tothread) + [lua_touserdata](manual.html#lua_touserdata) + [lua_type](manual.html#lua_type) + [lua_typename](manual.html#lua_typename) + [lua_upvalueid](manual.html#lua_upvalueid) + [lua_upvalueindex](manual.html#lua_upvalueindex) + [lua_upvaluejoin](manual.html#lua_upvaluejoin) + [lua_version](manual.html#lua_version) + [lua_xmove](manual.html#lua_xmove) + [lua_yield](manual.html#lua_yield) + [lua_yieldk](manual.html#lua_yieldk) ## 辅助库 + [luaL_Buffer](manual.html#luaL_Buffer) + [luaL_Reg](manual.html#luaL_Reg) + [luaL_Stream](manual.html#luaL_Stream) + [luaL_addchar](manual.html#luaL_addchar) + [luaL_addlstring](manual.html#luaL_addlstring) + [luaL_addsize](manual.html#luaL_addsize) + [luaL_addstring](manual.html#luaL_addstring) + [luaL_addvalue](manual.html#luaL_addvalue) + [luaL_argcheck](manual.html#luaL_argcheck) + [luaL_argerror](manual.html#luaL_argerror) + [luaL_buffinit](manual.html#luaL_buffinit) + [luaL_buffinitsize](manual.html#luaL_buffinitsize) + [luaL_callmeta](manual.html#luaL_callmeta) + [luaL_checkany](manual.html#luaL_checkany) + [luaL_checkinteger](manual.html#luaL_checkinteger) + [luaL_checklstring](manual.html#luaL_checklstring) + [luaL_checknumber](manual.html#luaL_checknumber) + [luaL_checkoption](manual.html#luaL_checkoption) + [luaL_checkstack](manual.html#luaL_checkstack) + [luaL_checkstring](manual.html#luaL_checkstring) + [luaL_checktype](manual.html#luaL_checktype) + [luaL_checkudata](manual.html#luaL_checkudata) + [luaL_checkversion](manual.html#luaL_checkversion) + [luaL_dofile](manual.html#luaL_dofile) + [luaL_dostring](manual.html#luaL_dostring) + [luaL_error](manual.html#luaL_error) + [luaL_execresult](manual.html#luaL_execresult) + [luaL_fileresult](manual.html#luaL_fileresult) + [luaL_getmetafield](manual.html#luaL_getmetafield) + [luaL_getmetatable](manual.html#luaL_getmetatable) + [luaL_getsubtable](manual.html#luaL_getsubtable) + [luaL_gsub](manual.html#luaL_gsub) + [luaL_len](manual.html#luaL_len) + [luaL_loadbuffer](manual.html#luaL_loadbuffer) + [luaL_loadbufferx](manual.html#luaL_loadbufferx) + [luaL_loadfile](manual.html#luaL_loadfile) + [luaL_loadfilex](manual.html#luaL_loadfilex) + [luaL_loadstring](manual.html#luaL_loadstring) + [luaL_newlib](manual.html#luaL_newlib) + [luaL_newlibtable](manual.html#luaL_newlibtable) + [luaL_newmetatable](manual.html#luaL_newmetatable) + [luaL_newstate](manual.html#luaL_newstate) + [luaL_openlibs](manual.html#luaL_openlibs) + [luaL_optinteger](manual.html#luaL_optinteger) + [luaL_optlstring](manual.html#luaL_optlstring) + [luaL_optnumber](manual.html#luaL_optnumber) + [luaL_optstring](manual.html#luaL_optstring) + [luaL_prepbuffer](manual.html#luaL_prepbuffer) + [luaL_prepbuffsize](manual.html#luaL_prepbuffsize) + [luaL_pushresult](manual.html#luaL_pushresult) + [luaL_pushresultsize](manual.html#luaL_pushresultsize) + [luaL_ref](manual.html#luaL_ref) + [luaL_requiref](manual.html#luaL_requiref) + [luaL_setfuncs](manual.html#luaL_setfuncs) + [luaL_setmetatable](manual.html#luaL_setmetatable) + [luaL_testudata](manual.html#luaL_testudata) + [luaL_tolstring](manual.html#luaL_tolstring) + [luaL_traceback](manual.html#luaL_traceback) + [luaL_typename](manual.html#luaL_typename) + [luaL_unref](manual.html#luaL_unref) + [luaL_where](manual.html#luaL_where) ## 标准库 + [luaopen_base](manual.html#luaopen_base) + [luaopen_coroutine](manual.html#luaopen_coroutine) + [luaopen_debug](manual.html#luaopen_debug) + [luaopen_io](manual.html#luaopen_io) + [luaopen_math](manual.html#luaopen_math) + [luaopen_os](manual.html#luaopen_os) + [luaopen_package](manual.html#luaopen_package) + [luaopen_string](manual.html#luaopen_string) + [luaopen_table](manual.html#luaopen_table) + [luaopen_utf8](manual.html#luaopen_utf8) ## 常量 + [LUA_ERRERR](manual.html#LUA_ERRERR) + [LUA_ERRFILE](manual.html#LUA_ERRFILE) + [LUA_ERRGCMM](manual.html#LUA_ERRGCMM) + [LUA_ERRMEM](manual.html#LUA_ERRMEM) + [LUA_ERRRUN](manual.html#LUA_ERRRUN) + [LUA_ERRSYNTAX](manual.html#LUA_ERRSYNTAX) + [LUA_HOOKCALL](manual.html#LUA_HOOKCALL) + [LUA_HOOKCOUNT](manual.html#LUA_HOOKCOUNT) + [LUA_HOOKLINE](manual.html#LUA_HOOKLINE) + [LUA_HOOKRET](manual.html#LUA_HOOKRET) + [LUA_HOOKTAILCALL](manual.html#LUA_HOOKTAILCALL) + [LUA_MASKCALL](manual.html#LUA_MASKCALL) + [LUA_MASKCOUNT](manual.html#LUA_MASKCOUNT) + [LUA_MASKLINE](manual.html#LUA_MASKLINE) + [LUA_MASKRET](manual.html#LUA_MASKRET) + [LUA_MAXINTEGER](manual.html#LUA_MAXINTEGER) + [LUA_MININTEGER](manual.html#LUA_MININTEGER) + [LUA_MINSTACK](manual.html#LUA_MINSTACK) + [LUA_MULTRET](manual.html#LUA_MULTRET) + [LUA_NOREF](manual.html#LUA_NOREF) + [LUA_OK](manual.html#LUA_OK) + [LUA_OPADD](manual.html#LUA_OPADD) + [LUA_OPBAND](manual.html#LUA_OPBAND) + [LUA_OPBNOT](manual.html#LUA_OPBNOT) + [LUA_OPBOR](manual.html#LUA_OPBOR) + [LUA_OPBXOR](manual.html#LUA_OPBXOR) + [LUA_OPDIV](manual.html#LUA_OPDIV) + [LUA_OPEQ](manual.html#LUA_OPEQ) + [LUA_OPIDIV](manual.html#LUA_OPIDIV) + [LUA_OPLE](manual.html#LUA_OPLE) + [LUA_OPLT](manual.html#LUA_OPLT) + [LUA_OPMOD](manual.html#LUA_OPMOD) + [LUA_OPMUL](manual.html#LUA_OPMUL) + [LUA_OPPOW](manual.html#LUA_OPPOW) + [LUA_OPSHL](manual.html#LUA_OPSHL) + [LUA_OPSHR](manual.html#LUA_OPSHR) + [LUA_OPSUB](manual.html#LUA_OPSUB) + [LUA_OPUNM](manual.html#LUA_OPUNM) + [LUA_REFNIL](manual.html#LUA_REFNIL) + [LUA_REGISTRYINDEX](manual.html#LUA_REGISTRYINDEX) + [LUA_RIDX_GLOBALS](manual.html#LUA_RIDX_GLOBALS) + [LUA_RIDX_MAINTHREAD](manual.html#LUA_RIDX_MAINTHREAD) + [LUA_TBOOLEAN](manual.html#LUA_TBOOLEAN) + [LUA_TFUNCTION](manual.html#LUA_TFUNCTION) + [LUA_TLIGHTUSERDATA](manual.html#LUA_TLIGHTUSERDATA) + [LUA_TNIL](manual.html#LUA_TNIL) + [LUA_TNONE](manual.html#LUA_TNONE) + [LUA_TNUMBER](manual.html#LUA_TNUMBER) + [LUA_TSTRING](manual.html#LUA_TSTRING) + [LUA_TTABLE](manual.html#LUA_TTABLE) + [LUA_TTHREAD](manual.html#LUA_TTHREAD) + [LUA_TUSERDATA](manual.html#LUA_TUSERDATA) + [LUA_USE_APICHECK](manual.html#LUA_USE_APICHECK) + [LUA_YIELD](manual.html#LUA_YIELD) + [LUAL_BUFFERSIZE](manual.html#LUAL_BUFFERSIZE)