Typical #AWK command / utility template
```
#!/usr/bin/awk -f
BEGIN {
for ( i = 1; i < ARGC; i ++ ) {
if ( ARGV[i] ~ /^-/ ) {
if ( ARGV[i] ~ /^(-h)|(--help)$/ )
printf("option [%s]\n", ARGV[i]);
else
printf("unknown option [%s]\n", ARGV[i]);
}
else
printf("parameter [%s]\n", ARGV[i]);
}
}
```