read(File,ZZ) -- read from a file
Synopsis
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Function: read
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- Usage:
read(f,n)
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Inputs:
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f, a file, a file
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n, an integer, an integer specifying the maximum number of bytes to read
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Outputs:
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a string, a string obtained by reading from f
Description
Input files are buffered, so the current contents of the buffer are returned if the buffer is not empty, otherwise reading from the file is attempted first.
See also
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openIn -- open an input file
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get -- get the contents of a file
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isReady -- whether a file has data available for reading