igor实现以半小时为间隔输出数据

#pragma TextEncoding = "UTF-8"
#pragma rtGlobals=3     // Use modern global access method and strict wave access.

function half_hour()

wave DateTimeWave,LEOsize,SCsize,SizeBC

variable Starttime = Datetimewave[0]-0.2

variable i = 0
Newpath/Q/O datapath "D:python:pxp:data"
variable nums = numpnts(DateTimewave)


do

variable index1 = binarySearch(DateTimewave,Starttime+i*1800)+1
variable index2 = binarySearch(DateTimewave,Starttime+(i+1)*1800)

  if (i==47)
   index1 = binarySearch(DateTimewave,Starttime+i*1800)+1
   index2 = nums-1
   
   endif
   
Duplicate/O/R=[index1,index2] DateTimewave,DateTimewave_tmp
Duplicate/O/R=[index1,index2] LEOsize,LEOsize_tmp
Duplicate/O/R=[index1,index2] SCsize,SCsize_tmp
Duplicate/O/R=[index1,index2] SizeBC,SizeBC_tmp

String dateS = secs2Date(Starttime+i*1800,-2)
String YY,MM,DD
YY = dateS[0,3]
MM = dateS[5,6]
DD = dateS[8,9]

String HH,MINs,ss
String times= secs2Time(Starttime+i*1800,2)
HH = times[0,1]
MINs = times[3,4]


String filename = YY+MM+DD+HH+MINs+".txt"
printf "%.0f, %.0f\n" index1,index2
print filename


Save/O/G/W/P=datapath DateTimewave_tmp,LEOsize_tmp,SCsize_tmp,SizeBC_tmp as filename

i+=1

while(i<48)

end