用awk从一个大文件中随机取n行数据的方法
awk 'BEGIN{FS="n";RS=""}{ i_cont=30 rtol=662159 x=1 for(i=0;i<i_cont;i++) { i_r=rand() x += int((rtol-x)/(i_cont-i)*i_r); print i_r"t"x"t"$x }}' a.txt > ggg.txt[@more@]
PAV指标定义
n=3,n1=10,n2=20,n3=30GV: WINNER(CLOSE)*100, LINETHICK2,COLORYELLOW; CV: EMA(100-GV,3)*(-1), STICK; MGV: MA(GV,9),LINETHICK2,COLORGREEN; MCV: MA(CV,13), ,LINETHICK2,COLORRED; DIFF: MGV+MCV,LINETHICK2,COLORWHITE; STICKLINE(GV>OPEN,0,GV*1,2,0), COLOR0066FF;STICKLINE(GV>OPEN,0,GV*0.8,2,0),COLOR0000FF ; STICKLINE(GV>OPEN,0,GV*0.6,2,0),COLOR0099FF; STICKLINE(GV>OPEN,0,GV*0.4,2,0), COLOR00CCFF, ; STICKLINE(GV>OPEN,0,GV*0.2,2,0),COLOR00FFFF ; STICKLINE(CV<0,0,CV*1,2,0), COLORGREEN; STI
通信达函数汇总
一,行情函数1, HIGH 最高价返回该周期最高价。用法: HIGH2, H 最高价返回该周期最高价。用法: H3, LOW 最低价返回该周期最低价。用法: LOW4, L 最低价返回该周期最低价。用法: L5, CLOSE 收盘价返回该周期收盘价。用法: CLOSE6, C 收盘价返回该周期收盘价。用法: C7, VOL 成交量返回该周期成交量。用法: VOL8, V 成交量返回该周期成交量。用法: V9, OPEN 开盘价返回该周期开盘价。用法: OPEN10, O: 开盘价返回该周期开盘价。用法: O11, ADVANCE 上涨家数返回该周期上涨家数。用法: ADVANCE (本函数仅对大盘有效)
期待来来的降生!!
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