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flush.n
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1994-09-20
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flush(n) Tcl Built-In Commands
_________________________________________________________________
NAME
flush - Flush buffered output for a file
SYNOPSIS
flush _f_i_l_e_I_d
_________________________________________________________________
DESCRIPTION
Flushes any output that has been buffered for _f_i_l_e_I_d.
_F_i_l_e_I_d must have been the return value from a previous call
to open, or it may be stdout or stderr to access one of the
standard I/O streams; it must refer to a file that was
opened for writing. The command returns an empty string.
KEYWORDS
buffer, file, flush, output
Tcl 1