仅在Pinescript中绘制本年度的地图线

startOfYear = timestamp(year, 1, 1, 0, 0)
endOfYear = timestamp(year, 12, 31, 23, 59)

line.new(x1, y1, x2, y2, color=color.blue, width=1, style=line.style_solid)

line.set_xloc(line.id, xloc.bar_time)

//@version=4
study("Yearly Map Line", overlay=true)

year = year(timenow)

startOfYear = timestamp(year, 1, 1, 0, 0)
endOfYear = timestamp(year, 12, 31, 23, 59)

x1 = time(startOfYear)
y1 = high
x2 = time(endOfYear)
y2 = low

line.new(x1, y1, x2, y2, color=color.blue, width=1, style=line.style_solid)
line.set_xloc(line.id, xloc.bar_time)