# Predefined Constants

The constants below are defined by this extension, and will only be available when the extension has either been compiled into PHP or dynamically loaded at runtime.

`TRADER_MA_TYPE_SMA` (int)
`TRADER_MA_TYPE_EMA` (int)
`TRADER_MA_TYPE_WMA` (int)
`TRADER_MA_TYPE_DEMA` (int)
`TRADER_MA_TYPE_TEMA` (int)
`TRADER_MA_TYPE_TRIMA` (int)
`TRADER_MA_TYPE_KAMA` (int)
`TRADER_MA_TYPE_MAMA` (int)
`TRADER_MA_TYPE_T3` (int)
`TRADER_REAL_MIN` (float)
`TRADER_REAL_MAX` (float)
`TRADER_FUNC_UNST_ADX` (int)
`TRADER_FUNC_UNST_ADXR` (int)
`TRADER_FUNC_UNST_ATR` (int)
`TRADER_FUNC_UNST_CMO` (int)
`TRADER_FUNC_UNST_DX` (int)
`TRADER_FUNC_UNST_EMA` (int)
`TRADER_FUNC_UNST_HT_DCPERIOD` (int)
`TRADER_FUNC_UNST_HT_DCPHASE` (int)
`TRADER_FUNC_UNST_HT_PHASOR` (int)
`TRADER_FUNC_UNST_HT_SINE` (int)
`TRADER_FUNC_UNST_HT_TRENDLINE` (int)
`TRADER_FUNC_UNST_HT_TRENDMODE` (int)
`TRADER_FUNC_UNST_KAMA` (int)
`TRADER_FUNC_UNST_MAMA` (int)
`TRADER_FUNC_UNST_MFI` (int)
`TRADER_FUNC_UNST_MINUS_DI` (int)
`TRADER_FUNC_UNST_MINUS_DM` (int)
`TRADER_FUNC_UNST_NATR` (int)
`TRADER_FUNC_UNST_PLUS_DI` (int)
`TRADER_FUNC_UNST_PLUS_DM` (int)
`TRADER_FUNC_UNST_RSI` (int)
`TRADER_FUNC_UNST_STOCHRSI` (int)
`TRADER_FUNC_UNST_T3` (int)
`TRADER_FUNC_UNST_ALL` (int)
`TRADER_FUNC_UNST_NONE` (int)
`TRADER_COMPATIBILITY_DEFAULT` (int)
`TRADER_COMPATIBILITY_METASTOCK` (int)
`TRADER_ERR_SUCCESS` (int)
`TRADER_ERR_LIB_NOT_INITIALIZE` (int)
`TRADER_ERR_BAD_PARAM` (int)
`TRADER_ERR_ALLOC_ERR` (int)
`TRADER_ERR_GROUP_NOT_FOUND` (int)
`TRADER_ERR_FUNC_NOT_FOUND` (int)
`TRADER_ERR_INVALID_HANDLE` (int)
`TRADER_ERR_INVALID_PARAM_HOLDER` (int)
`TRADER_ERR_INVALID_PARAM_HOLDER_TYPE` (int)
`TRADER_ERR_INVALID_PARAM_FUNCTION` (int)
`TRADER_ERR_INPUT_NOT_ALL_INITIALIZE` (int)
`TRADER_ERR_OUTPUT_NOT_ALL_INITIALIZE` (int)
`TRADER_ERR_OUT_OF_RANGE_START_INDEX` (int)
`TRADER_ERR_OUT_OF_RANGE_END_INDEX` (int)
`TRADER_ERR_INVALID_LIST_TYPE` (int)
`TRADER_ERR_BAD_OBJECT` (int)
`TRADER_ERR_NOT_SUPPORTED` (int)
`TRADER_ERR_INTERNAL_ERROR` (int)
`TRADER_ERR_UNKNOWN_ERROR` (int)