File: getline.awk

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gawk 1%3A3.1.4-2
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file content (29 lines) | stat: -rw-r--r-- 384 bytes parent folder | download | duplicates (3) 
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BEGIN {
	x = y = "s"
	a = (getline x y)
	print a, x
	a = (getline x + 1)
	print a, x
	a = (getline x - 2)
	print a, x

	cmd = "echo A"
	a = (cmd | getline x y)
	close(cmd)
	print a, x

	cmd = "echo B"
	a = (cmd | getline x + 1)
	close(cmd)
	print a, x

	cmd = "echo C"
	a = (cmd | getline x - 2)
	close(cmd)
	print a, x

	cmd = "echo D"
	a = cmd | getline x
	close(cmd)
	print a, x
}