[9fans] open file in awk script?

[dexen deVries]

trying to create a standalone awk script (#!/usr/local/plan9/bin/awk -f).

how to open a file in BEGIN pattern section and set it as next input file?

not helped so far: FILENAME="foo.txt"
nor ARGV[1]="foo.txt"; nextfile;


-- 
dexen deVries

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