function contains() {
local n=$#
local value=${!n}
for ((i=1;i < $#;i++)) {
if [ "${!i}" == "${value}" ]; then
echo "y"
return 0
fi
}
echo "n"
return 1
}
#!/usr/bin/env perl
#
# http://daringfireball.net/2007/03/javascript_bookmarklet_builder
use strict;
use warnings;
use URI::Escape qw(uri_escape_utf8);
use open IO => ":utf8", # UTF8 by default
":std"; # Apply to STDIN/STDOUT/STDERR
my $source_code = do { local $/; <> };
# Zap the first line if there's already a bookmarklet comment:
$source_code =~ s{^// ?javascript:.+\n}{};
my $bookmarklet = $source_code;
for ($bookmarklet) {
s{(^\s*//.+\n)}{}gm; # Kill commented lines
s{^\s*/\*.+?\*/\n?}{}gms; # Kill block comments
s{\t}{ }gm; # Tabs to spaces
s{[ ]{2,}}{ }gm; # Space runs to one space
s{^\s+}{}gm; # Kill line-leading whitespace
s{\s+$}{}gm; # Kill line-ending whitespace
s{\n}{}gm; # Kill newlines
}
# Escape single- and double-quotes, spaces, control chars, unicode:
$bookmarklet = "javascript:" .
uri_escape_utf8($bookmarklet, qq(%'" \x00-\x1f\x7f-\xff));
print "// $bookmarklet\n" . $source_code;
# Put bookmarklet on clipboard:
my $fh;
open($fh, '|-', '/usr/bin/pbcopy')
or die "Failed to open pipe to /usr/bin/pbcopy - $!";
print $fh $bookmarklet
or die "Failed to write to pbcopy pipe - $!";
close($fh)
or die "Failed to close pipe to pbcopy - $!";
__END__
27 Jan 2014
- Switched from backticks to open() for the pipe to pbcopy. Thanks to John Siracusa.
- Added '%' to the list of characters to encode.
perl -lane 'if ($F[0] =~ /export/) {$F[3]=$F[1]}; print "@F"' a.txt
@F -> nova linha
$_ -> linha antiga
F[0] -> primeira coluna
$" -> field separator ( perl -lane 'BEGIN{$"="\t"} ...... )
$/ -> record separator
$#F+1 -> número de colunas na linha