how to read a data from text file

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zein
zein 2021-4-10
编辑： dpb 2021-4-10
I want to read data from text file formatted as follows:
number 7 is the number of points and they are listed in form of (x y z).
_____________________________________________________________________________________________________________________________-
7
(
(-1.4330704e-08 2.9000119e-12 0)
(1.0601769e-06 -0.0001249935 0)
(1.0601769e-06 0.00012499351 0)
(-1.4330704e-08 2.9000119e-12 0.00016666667)
(1.0601769e-06 -0.0001249935 0.00016666667)
(1.0601769e-06 0.00012499351 0.00016666667)
(4.391607e-06 -0.00025131502 0)
)
____________________________________________________________________________________________________________________________________
how to exclude the first 2 lines and last one and only include numbers inside the brackets and export the as x,y and z arry

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采纳的回答

dpb
dpb 2021-4-10
编辑：dpb 2021-4-10
zein=readlines('yourfilename.txt');
xyz=str2double(split(extractBetween(zein(3:end-1),'(',')')," "));

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