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C = textscan(fileID,formatSpec) reads data from an open text file into a cell array, C. The text file is indicated by the file identifier, fileID . Use fopen to open the file and obtain the fileID value.
- Readvars
readvars determines the file format from the file extension:...
- Readcell
Import data from a specified sheet and range into a cell...
- Load
Name of file, specified as a string scalar or character...
- Readmatrix
A = readmatrix(___,Name,Value) creates an array from a file...
- Readvars
This example shows how to read numeric data organized in blocks in a text file. Each block within the file can have a different format. You can read all the blocks as cell arrays, one block at a time, using textscan.
inter = textscan(fid,'%[^\n]'); lines = inter{1,1}; fclose(fid); This command reads the whole file 'line by line'. for example, I had a text file with 1332 lines, this code creates a variable inter which is a {1,1 cell} and lines which is a [1x102944 char].
8 mar 2019 · textscan imports file data into one cell array, the contents of which are one or more arrays (numeric, cell, datetime, etc), where their number of rows depends on the rows imported from the file and their columns depends on the format specifier and options that you used.
textscan() is the most efficient method for reading large text files. The format string for textread() and textscan() is a string of format specifiers identical to those used for the fprintf() function.
31 sty 2016 · I'm trying to read a large text file (up to some GB) using textscan. The file is divided in several blocks comprised of comments and data, each comment block is followed by data. However, the formats of the data blocks may vary.
22 cze 2011 · sdepth = textscan (fid, '%f', 1, 'headerlines', 1); Assuming your file is actually formatted like your example, it should read all the numerical data in the file. With textscan, if you don't specify the exact number of things to read, then it reads as far as it can with the format specifier you gave it.
