“量化交易”有着两层含义：一是从狭义上来讲，是指量化交易的内容，将交易条件转变成为程序，自动下单；二是从广义上来讲，是指系统交易方法，就是一个整合的交易系统。 系统I34-开发I633-源码53I9
strategy("test", overlay = true)
varip a = na
varip highPrice = na
varip isTrade = false
varip offset = 30
if not barstate.ishistory and not isTrade
strategy.entry("test 1", strategy.long, 1)
strategy.exit("exit 1", "test 1", 1, trail_price=close+offset, trail_offset=offset)
a := close + offset
runtime.log("每点价格为：", syminfo.mintick, "，当前close:", close)
isTrade := true
if close > a and not barstate.ishistory
highPrice := na(highPrice) ? close : highPrice
highPrice := close > highPrice ? close : highPrice
plot(a, "trail_price 触发线")
plot(strategy.position_size>0 ? highPrice : na, "当前最高价")
plot(strategy.position_size>0 ? highPrice-syminfo.mintick*offset : na, "移动止损触发线")
