trader_get_unstable_period
(PECL trader >= 0.2.2)
trader_get_unstable_period — Get unstable period
说明
Get unstable period factor for a particular function.
参数
functionId
-
Function ID the factor to be read for. TRADER_FUNC_UNST_* series of constants should be used.
返回值
Returns the unstable period factor for the corresponding function.
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备份地址:http://www.lvesu.com/blog/php/function.trader-get-unstable-period.php