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hasdata

Determine if data is available to read from MDF datastore

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Syntax

tf = hasdata(mdfds)

Description

tf = hasdata(mdfds) returns logical 1 (true) if there is data available to read from the MDF datastore specified by mdfds. Otherwise, it returns logical 0 (false).

example

Examples

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Use hasdata in a loop to control read iterations.

mdfds = mdfDatastore("C:\myMDFData\CANape.MF4");
while hasdata(mdfds)
    m = read(mdfds);
end

Input Arguments

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MDF datastore, specified as an MDF datastore object.

Example: mdfds = mdfDatastore("CANape.MF4")

Output Arguments

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Indicator of data to read, returned as a logical 1 (true) or 0 (false).

Version History

Introduced in R2017b

See Also

Functions