string_utf8_length [function]
string_utf8_length( string ustr, int byteoff = 0[, int numbytes[, int flags ]])
returns length of UTF-8 string or the specified part of it
string_utf8_length( "標準", 3 ); // returns 1
- SGScript - description
- Language reference
-
C API reference
- Constants and types
- Concepts & systems
-
Functions
- Context management
- Memory management
- Input / output
- Code handling
- Introspection / debugging helpers
- Execution control
- Binding helpers
- Object type storage
- Variable initialization
- Stack primary interface
- Sub-item usage
- Argument handling
- Virtual machine operations
- String helpers
- Container helpers
- Data retrieval & conversion
- Iterators
- Variable ownership
- String generation helper interface
- Utility functions
- ALL functions (A-Z)
- sgs_CreateEngine [function alias]
- sgs_CreateEngineExt [function]
- sgs_DestroyEngine [function]
- sgs_RootContext [function]
- sgs_ForkState [function]
- sgs_ReleaseState [function]
- sgs_PauseState [function]
- sgs_ResumeState*** [functions]
- sgs_ResumeState [function alias]
- sgs_CreateSubthread [function]
- sgs_ProcessSubthreads [function]
- sgs_EventState [function]
- sgs_EndOn [function]
- sgs_ExecString [function alias]
- sgs_ExecBuffer [function alias]
- sgs_EvalString [function alias]
- sgs_EvalBuffer [function]
- sgs_ExecFile [function alias]
- sgs_EvalFile [function]
- sgs_Include [function alias]
- sgs_IncludeExt [function]
- sgs_Compile [function]
- sgs_DumpCompiled [function]
- sgs_LoadLib_*** [functions]
- sgs_Reg***Consts [function]
- sgs_Make*** [functions]
- sgs_Init*** [functions]
- sgs_Create*** [functions]
- sgs_Push*** [functions]
- sgs_StoreVariable [function]
- sgs_Pop [function]
- sgs_PopSkip [function]
- sgs_InsertVariable [function]
- sgs_PushItem [function alias]
- sgs_GetIndex [function]
- sgs_SetIndex [function]
- sgs_PushIndex [function]
- sgs_PushProperty [functions]
- sgs_SetProperty [functions]
- sgs_PushNumIndex [function]
- sgs_SetNumIndex [function]
- sgs_GetGlobal [function]
- sgs_SetGlobal [function]
- sgs_PushGlobalByName [function]
- sgs_GetGlobalByName [function]
- sgs_SetGlobalByName [function]
- sgs_Registry [function]
- sgs_GetEnv [function]
- sgs_SetEnv [function]
- sgs_PushEnv [function]
- sgs_PushPath [function]
- sgs_StorePath [function]
- sgs_Store***Consts [functions]
- sgs_ArgErrorExt [function]
- sgs_ArgError [function]
- sgs_***ArgError [function aliases]
- sgs_LoadArgsExt(VA) [function]
- sgs_LoadArgs [function alias]
- sgs_ParseMethod [function]
- SGS_PARSE_METHOD [function alias]
- sgs_Method [function]
- sgs_(Force)HideThis [functions]
- sgs_ArgCheck_Object [function]
- sgs_ObjectArg [function]
- sgs_XFCall [functions]
- sgs_X(This)Call [function aliases]
- sgs_FCall [functions]
- sgs_(This)Call [function aliases]
- sgs_GlobalCall [function]
- sgs_TypeOf [function]
- sgs_DumpVar [function]
- sgs_GCExecute [function]
- sgs_DebugDumpVarExt [functions]
- sgs_DebugDumpVar [function alias]
- sgs_DebugPrintVar [function alias]
- sgs_PadString [function]
- sgs_ToPrintSafeString [function]
- sgs_StringConcat [function]
- sgs_CloneItem [function]
- sgs_RegSymbol [function]
- sgs_GetSymbol [function]
- sgs_Serialize(Ext) [functions]
- sgs_Unserialize(Ext) [functions]
- sgs_SerializeObject [function]
- sgs_SerializeObjIndex [function]
- sgs_SerializeSGSON [function]
- sgs_UnserializeSGSON(Ext) [functions]
- sgs_Assign [function]
- sgs_ArithOp [function]
- sgs_IncDec [function]
- sgs_Compare [function]
- sgs_EqualTypes [function]
- sgs_Get*** [functions]
- sgs_To*** [functions]
- sgs_ToStringBuf(Fast)(P) [functions]
- sgs_ToString(Fast)(P) [function aliases]
- sgs_RegisterType [function]
- sgs_UnregisterType [function]
- sgs_FindType [function]
- sgs_PushInterface [function]
- sgs_InitInterface [function]
- sgs_IsObject(P) [functions]
- sgs_IsType(P) [function aliases]
- sgs_IsCallable(P) [functions]
- sgs_IsNumericString [function]
- sgs_Parse*** [functions]
- sgs_Global*** [functions]
- sgs_PushIterator [functions]
- sgs_GetIterator [functions]
- sgs_IterAdvance [functions]
- sgs_IterPushData [functions]
- sgs_IterGetData [functions]
- sgs_IsArray [function]
- sgs_IsDict [function]
- sgs_IsMap [function]
- sgs_ArraySize [functions]
- sgs_ArrayPush [function]
- sgs_ArrayPop [function]
- sgs_ArrayErase [function]
- sgs_ArrayFind [function]
- sgs_ArrayRemove [function]
- sgs_Unset [function]
- sgs_StackSize [function]
- sgs_SetStackSize [function]
- sgs_SetDeltaSize [function]
- sgs_AdjustStack [function]
- sgs_AbsIndex [function]
- sgs_IsValidIndex [function]
- sgs_OptStackItem [function]
- sgs_StackItem [function]
- sgs_GetStackItem [function]
- sgs_SetStackItem [function]
- sgs_ItemType [function]
- sgs_Acquire(Array) [function]
- sgs_Release(Array) [function]
- sgs_GCMark(Array) [function]
- sgs_ObjAcquire [function]
- sgs_ObjRelease [function]
- sgs_ObjGCMark [function]
- sgs_ObjAssign [function]
- sgs_ObjCallDtor [function]
- sgs_GetStringPtr(P) [functions]
- sgs_GetStringSize(P) [functions]
- sgs_GetObjectStruct(P) [functions]
- sgs_GetObjectData(P) [functions]
- sgs_GetObjectIface(P) [functions]
- sgs_SetObjectData(P) [functions]
- sgs_SetObjectIface(P) [functions]
- sgs_StdOutputFunc [function]
- sgs_Get(Err)OutputFunc [function]
- sgs_Set(Err)OutputFunc [function]
- sgs_(Err)Write [function]
- sgs_(Err)WriteStr [function alias]
- sgs_(Err)Writef [function]
- sgs_StdMsgFunc(_NoAbort) [functions]
- sgs_GetMsgFunc [function]
- sgs_SetMsgFunc [function]
- sgs_GetScriptFSFunc [function]
- sgs_SetScriptFSFunc [function]
- sgs_StdScriptFSFunc [function]
- sgs_Msg [function]
- sgs_WriteErrorInfo [function]
- sgs_PushErrorInfo [function]
- sgs_HasFuncName [function]
- sgs_FuncName [function]
- SGSFN [function alias]
- SGSBASEFN [function alias]
- sgs_SetHookFunc [function]
- sgs_GetHookFunc [function]
- sgs_DefaultMemFunc [function]
- sgs_Memory [function]
- Memory allocation macros [macros]
- sgs_CodeString [function]
- sgs_Abort [function]
- sgs_Stat [function]
- sgs_Cntl [function]
- sgs_StackFrameInfo [function]
- sgs_GetFramePtr [function]
- sgs_Errno [function alias]
- sgs_SetErrno [function alias]
- sgs_GetLastErrno [function alias]
- sgs_PushStringAlloc [function]
- sgs_InitStringAlloc [function]
- sgs_FinalizeStringAlloc(P) [functions]
- Interface implementation
- Commonly required advanced tasks
-
Standard library reference
-
Core library
- array [function]
- array_sized [function]
- dict [function]
- map [function]
- class [function]
- array_filter [function]
- array_process [function]
- dict_filter [function]
- map_filter [function]
- map_process [function]
- dict_size [function]
- map_size [function]
- isset [function]
- unset [function]
- clone [function]
- get_keys [function]
- get_values [function]
- get_concat [function]
- get_merged [function]
- get_merged_map [function]
- get_iterator [function]
- iter_advance [function]
- iter_getdata [function]
- tobool [function]
- toint [function]
- toreal [function]
- tostring [function]
- toptr [function]
- parseint [function]
- parsereal [function]
- typeof [function]
- typeid [function]
- typeptr [function]
- typeptr_by_name [function]
- is_numeric [function]
- is_callable [function]
- is_array [function]
- is_dict [function]
- is_map [function]
- print, println, printlns, errprint, errprintln, errprintlns [functions]
- printvar_ext [function]
- printvar [function]
- read_stdin [function]
- ftime [function]
- rand [function]
- randf [function]
- srand [function]
- hash_fnv [function]
- hash_crc32 [function]
- va_get_args [function]
- va_get_arg [function]
- va_arg_count [function]
- mm_getindex_router [function]
- mm_setindex_router [function]
- event [function]
- pooled_event [function]
- end_on [function]
- co_create [function]
- co_resume [function]
- thread_create [function]
- subthread_create [function]
- process_threads [function]
- yield [function]
- abort [function]
- sys_apply [function]
- pcall [function]
- assert [function]
- sym_register [function]
- sym_get [function]
- eval [function]
- eval_file [function]
- compile_sgs [function]
- include_library [function]
- include_file [function]
- include_shared [function]
- find_include_file [function]
- include [function]
- import_cfunc [function]
- sys_curfile [function]
- sys_curfiledir [function]
- sys_curprocfile [function]
- sys_curprocdir [function]
- multiply_path_ext_lists [function]
- sys_backtrace [function]
- sys_msg [function]
- INFO [function]
- WARNING [function]
- ERROR [function]
- app_abort [function]
- app_exit [function]
- sys_replevel [function]
- sys_stat [function]
- errno [function]
- errno_string [function]
- errno_value [function]
- dumpvar_ext [function]
- dumpvar [function]
- gc_collect [function]
- serialize [function]
- unserialize [function]
- sgson_encode [function]
- sgson_decode [function]
- SGS_*** [constants]
- VT_*** [constants]
- RAND_MAX [constant]
- _G [superglobal]
- _R [superglobal]
- _F [superglobal]
- _T [superglobal]
- array [object]
- array.push [method]
- array.pop [method]
- array.shift [method]
- array.unshift [method]
- array.insert [method]
- array.erase [method]
- array.part [method]
- array.clear [method]
- array.reverse [method]
- array.resize [method]
- array.reserve [method]
- array.sort [method]
- array.sort_custom [method]
- array.sort_mapped [method]
- array.find [method]
- array.remove [method]
- array.unique [method]
- array.random [method]
- array.shuffle [method]
- dict [object]
- map [object]
- ALL SGScript core functions (A-Z)
-
Formatting library ("fmt")
- fmt_pack [function]
- fmt_unpack [function]
- fmt_pack_count [function]
- fmt_pack_size [function]
- fmt_base64_encode [function]
- fmt_base64_decode [function]
- fmt_custom_encode [function]
- fmt_text [function]
- fmt_parser [function]
- fmt_string_parser [function]
- fmt_file_parser [function]
- fmt_charcc [function]
- fmt_parser [object]
- fmt_parser.read [method]
- fmt_parser.getchar [method]
- fmt_parser.readcc [method]
- fmt_parser.skipcc [method]
- fmt_parser.read_real [method]
- fmt_parser.read_int [method]
- fmt_parser.read_binary_int [method]
- fmt_parser.read_octal_int [method]
- fmt_parser.read_decimal_int [method]
- fmt_parser.read_hex_int [method]
- fmt_parser.check [method]
- ALL SGScript formatting functions (A-Z)
-
I/O library ("io")
- io_setcwd [function]
- io_getcwd [function]
- io_getexecpath [function]
- io_rename [function]
- io_file_exists [function]
- io_dir_exists [function]
- io_stat [function]
- io_dir_create [function]
- io_dir_delete [function]
- io_file_delete [function]
- io_file_write [function]
- io_file_read [function]
- io_file [object]
- io_file.open [method]
- io_file.close [method]
- io_file.read [method]
- io_file.write [method]
- io_file.seek [method]
- io_file.flush [method]
- io_file.setbuf [method]
- io_file [function]
- io_dir (directory_iterator) [object]
- io_dir [function]
- FILE_*** [constants]
- SEEK_*** [constants]
- FST_*** [constants]
- ALL SGScript I/O functions (A-Z)
-
Math library ("math")
- abs [function]
- floor [function]
- ceil [function]
- round [function]
- pow [function]
- sqrt [function]
- log [function]
- sin [function]
- cos [function]
- tan [function]
- asin [function]
- acos [function]
- atan [function]
- atan2 [function]
- deg2rad [function]
- rad2deg [function]
- M_*** [constants]
- ALL SGScript math functions (A-Z)
-
OS library ("os")
- os_gettype [function]
- os_command [function]
- os_getenv [function]
- os_putenv [function]
- os_time [function]
- os_get_timezone [function]
- os_date_string [function]
- os_parse_time [function]
- os_make_time [function]
- os_get_locale [function]
- os_set_locale [function]
- os_get_locale_format [function]
- os_locale_strcmp [function]
- LC_*** [constants]
- ALL SGScript OS functions (A-Z)
- Regular expression library ("re")
-
String library ("string")
- string_utf8_iterator [object]
- string_cut [function]
- string_part [function]
- string_reverse [function]
- string_pad [function]
- string_repeat [function]
- string_count [function]
- string_find [function]
- string_find_rev [function]
- string_replace [function]
- string_translate [function]
- string_trim [function]
- string_toupper [function]
- string_tolower [function]
- string_compare [function]
- string_implode [function]
- string_explode [function]
- string_charcode [function]
- string_frombytes [function]
- string_utf8_decode [function]
- string_utf8_encode [function]
- string_utf8_offset [function]
- string_utf8_length [function]
- string_utf8_iterator [function]
- string_format [function]
- ALL SGScript string functions (A-Z)
-
Core library
- Included tools
- Additional info