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.\" Automatically generated by Pod::Man 2.27 (Pod::Simple 3.28) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" Set up some character translations and predefined strings. \*(-- will .\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left .\" double quote, and \*(R" will give a right double quote. \*(C+ will .\" give a nicer C++. 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Of course, you'll have to process the .\" output yourself in some meaningful fashion. .\" .\" Avoid warning from groff about undefined register 'F'. .de IX .. .nr rF 0 .if \n(.g .if rF .nr rF 1 .if (\n(rF:(\n(.g==0)) \{ . if \nF \{ . de IX . tm Index:\\$1\t\\n%\t"\\$2" .. . if !\nF==2 \{ . nr % 0 . nr F 2 . \} . \} .\} .rr rF .\" .\" Accent mark definitions (@(#)ms.acc 1.5 88/02/08 SMI; from UCB 4.2). .\" Fear. Run. Save yourself. No user-serviceable parts. . \" fudge factors for nroff and troff .if n \{\ . ds #H 0 . ds #V .8m . ds #F .3m . ds #[ \f1 . ds #] \fP .\} .if t \{\ . ds #H ((1u-(\\\\n(.fu%2u))*.13m) . ds #V .6m . ds #F 0 . ds #[ \& . ds #] \& .\} . \" simple accents for nroff and troff .if n \{\ . ds ' \& . ds ` \& . ds ^ \& . ds , \& . ds ~ ~ . ds / .\} .if t \{\ . ds ' \\k:\h'-(\\n(.wu*8/10-\*(#H)'\'\h"|\\n:u" . ds ` \\k:\h'-(\\n(.wu*8/10-\*(#H)'\`\h'|\\n:u' . ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'^\h'|\\n:u' . ds , \\k:\h'-(\\n(.wu*8/10)',\h'|\\n:u' . ds ~ \\k:\h'-(\\n(.wu-\*(#H-.1m)'~\h'|\\n:u' . ds / \\k:\h'-(\\n(.wu*8/10-\*(#H)'\z\(sl\h'|\\n:u' .\} . \" troff and (daisy-wheel) nroff accents .ds : \\k:\h'-(\\n(.wu*8/10-\*(#H+.1m+\*(#F)'\v'-\*(#V'\z.\h'.2m+\*(#F'.\h'|\\n:u'\v'\*(#V' .ds 8 \h'\*(#H'\(*b\h'-\*(#H' .ds o \\k:\h'-(\\n(.wu+\w'\(de'u-\*(#H)/2u'\v'-.3n'\*(#[\z\(de\v'.3n'\h'|\\n:u'\*(#] .ds d- \h'\*(#H'\(pd\h'-\w'~'u'\v'-.25m'\f2\(hy\fP\v'.25m'\h'-\*(#H' .ds D- D\\k:\h'-\w'D'u'\v'-.11m'\z\(hy\v'.11m'\h'|\\n:u' .ds th \*(#[\v'.3m'\s+1I\s-1\v'-.3m'\h'-(\w'I'u*2/3)'\s-1o\s+1\*(#] .ds Th \*(#[\s+2I\s-2\h'-\w'I'u*3/5'\v'-.3m'o\v'.3m'\*(#] .ds ae a\h'-(\w'a'u*4/10)'e .ds Ae A\h'-(\w'A'u*4/10)'E . \" corrections for vroff .if v .ds ~ \\k:\h'-(\\n(.wu*9/10-\*(#H)'\s-2\u~\d\s+2\h'|\\n:u' .if v .ds ^ \\k:\h'-(\\n(.wu*10/11-\*(#H)'\v'-.4m'^\v'.4m'\h'|\\n:u' . \" for low resolution devices (crt and lpr) .if \n(.H>23 .if \n(.V>19 \ \{\ . ds : e . ds 8 ss . ds o a . ds d- d\h'-1'\(ga . ds D- D\h'-1'\(hy . ds th \o'bp' . ds Th \o'LP' . ds ae ae . ds Ae AE .\} .rm #[ #] #H #V #F C .\" ======================================================================== .\" .IX Title "JSON_XS 1" .TH JSON_XS 1 "2018-11-15" "perl v5.16.3" "User Contributed Perl Documentation" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH "NAME" json_xs \- JSON::XS commandline utility .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 1 \& json_xs [\-v] [\-f inputformat] [\-t outputformat] .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" \&\fIjson_xs\fR converts between some input and output formats (one of them is \&\s-1JSON\s0). .PP The default input format is \f(CW\*(C`json\*(C'\fR and the default output format is \&\f(CW\*(C`json\-pretty\*(C'\fR. .SH "OPTIONS" .IX Header "OPTIONS" .IP "\-v" 4 .IX Item "-v" Be slightly more verbose. .IP "\-f fromformat" 4 .IX Item "-f fromformat" Read a file in the given format from \s-1STDIN.\s0 .Sp \&\f(CW\*(C`fromformat\*(C'\fR can be one of: .RS 4 .IP "json \- a json text encoded, either utf\-8, utf16\-be/le, utf32\-be/le" 4 .IX Item "json - a json text encoded, either utf-8, utf16-be/le, utf32-be/le" .PD 0 .IP "cbor \- \s-1CBOR \s0(\s-1RFC 7049, \s0\s-1CBOR::XS\s0), a kind of binary \s-1JSON\s0" 4 .IX Item "cbor - CBOR (RFC 7049, CBOR::XS), a kind of binary JSON" .IP "storable \- a Storable frozen value" 4 .IX Item "storable - a Storable frozen value" .IP "storable-file \- a Storable file (Storable has two incompatible formats)" 4 .IX Item "storable-file - a Storable file (Storable has two incompatible formats)" .IP "bencode \- use Convert::Bencode, if available (used by torrent files, among others)" 4 .IX Item "bencode - use Convert::Bencode, if available (used by torrent files, among others)" .IP "clzf \- Compress::LZF format (requires that module to be installed)" 4 .IX Item "clzf - Compress::LZF format (requires that module to be installed)" .ie n .IP "eval \- evaluate the given code as (non\-utf\-8) Perl, basically the reverse of ""\-t dump""" 4 .el .IP "eval \- evaluate the given code as (non\-utf\-8) Perl, basically the reverse of ``\-t dump''" 4 .IX Item "eval - evaluate the given code as (non-utf-8) Perl, basically the reverse of -t dump" .IP "yaml \- \s-1YAML\s0 format (requires that module to be installed)" 4 .IX Item "yaml - YAML format (requires that module to be installed)" .IP "string \- do not attempt to decode the file data" 4 .IX Item "string - do not attempt to decode the file data" .ie n .IP "none \- nothing is read, creates an ""undef"" scalar \- mainly useful with ""\-e""" 4 .el .IP "none \- nothing is read, creates an \f(CWundef\fR scalar \- mainly useful with \f(CW\-e\fR" 4 .IX Item "none - nothing is read, creates an undef scalar - mainly useful with -e" .RE .RS 4 .RE .IP "\-t toformat" 4 .IX Item "-t toformat" .PD Write the file in the given format to \s-1STDOUT.\s0 .Sp \&\f(CW\*(C`toformat\*(C'\fR can be one of: .RS 4 .IP "json, json\-utf\-8 \- json, utf\-8 encoded" 4 .IX Item "json, json-utf-8 - json, utf-8 encoded" .PD 0 .IP "json-pretty \- as above, but pretty-printed" 4 .IX Item "json-pretty - as above, but pretty-printed" .IP "json\-utf\-16le, json\-utf\-16be \- little endian/big endian utf\-16" 4 .IX Item "json-utf-16le, json-utf-16be - little endian/big endian utf-16" .IP "json\-utf\-32le, json\-utf\-32be \- little endian/big endian utf\-32" 4 .IX Item "json-utf-32le, json-utf-32be - little endian/big endian utf-32" .IP "cbor \- \s-1CBOR \s0(\s-1RFC 7049, \s0\s-1CBOR::XS\s0), a kind of binary \s-1JSON\s0" 4 .IX Item "cbor - CBOR (RFC 7049, CBOR::XS), a kind of binary JSON" .IP "cbor-packed \- \s-1CBOR\s0 using extensions to make it smaller" 4 .IX Item "cbor-packed - CBOR using extensions to make it smaller" .IP "storable \- a Storable frozen value in network format" 4 .IX Item "storable - a Storable frozen value in network format" .IP "storable-file \- a Storable file in network format (Storable has two incompatible formats)" 4 .IX Item "storable-file - a Storable file in network format (Storable has two incompatible formats)" .IP "bencode \- use Convert::Bencode, if available (used by torrent files, among others)" 4 .IX Item "bencode - use Convert::Bencode, if available (used by torrent files, among others)" .IP "clzf \- Compress::LZF format" 4 .IX Item "clzf - Compress::LZF format" .IP "yaml \- \s-1YAML::XS\s0 format" 4 .IX Item "yaml - YAML::XS format" .IP "dump \- Data::Dump" 4 .IX Item "dump - Data::Dump" .IP "dumper \- Data::Dumper" 4 .IX Item "dumper - Data::Dumper" .IP "string \- writes the data out as if it were a string" 4 .IX Item "string - writes the data out as if it were a string" .ie n .IP "none \- nothing gets written, mainly useful together with ""\-e""" 4 .el .IP "none \- nothing gets written, mainly useful together with \f(CW\-e\fR" 4 .IX Item "none - nothing gets written, mainly useful together with -e" .PD Note that Data::Dumper doesn't handle self-referential data structures correctly \- use \*(L"dump\*(R" instead. .RE .RS 4 .RE .IP "\-e code" 4 .IX Item "-e code" Evaluate perl code after reading the data and before writing it out again \&\- can be used to filter, create or extract data. The data that has been written is in \f(CW$_\fR, and whatever is in there is written out afterwards. .SH "EXAMPLES" .IX Header "EXAMPLES" .Vb 1 \& json_xs \-t none <isitreally.json .Ve .PP \&\*(L"\s-1JSON\s0 Lint\*(R" \- tries to parse the file \fIisitreally.json\fR as \s-1JSON \-\s0 if it is valid \s-1JSON,\s0 the command outputs nothing, otherwise it will print an error message and exit with non-zero exit status. .PP .Vb 1 \& <src.json json_xs >pretty.json .Ve .PP Prettify the \s-1JSON\s0 file \fIsrc.json\fR to \fIdst.json\fR. .PP .Vb 1 \& json_xs \-f storable\-file <file .Ve .PP Read the serialised Storable file \fIfile\fR and print a human-readable \s-1JSON\s0 version of it to \s-1STDOUT.\s0 .PP .Vb 1 \& json_xs \-f storable\-file \-t yaml <file .Ve .PP Same as above, but write \s-1YAML\s0 instead (not using \s-1JSON\s0 at all :) .PP .Vb 1 \& json_xs \-f none \-e \*(Aq$_ = [1, 2, 3]\*(Aq .Ve .PP Dump the perl array as \s-1UTF\-8\s0 encoded \s-1JSON\s0 text. .PP .Vb 1 \& <torrentfile json_xs \-f bencode \-e \*(Aq$_ = join "\en", map @$_, @{$_\->{"announce\-list"}}\*(Aq \-t string .Ve .PP Print the tracker list inside a torrent file. .PP .Vb 1 \& lwp\-request http://cpantesters.perl.org/show/JSON\-XS.json | json_xs .Ve .PP Fetch the cpan-testers result summary \f(CW\*(C`JSON::XS\*(C'\fR and pretty-print it. .SH "AUTHOR" .IX Header "AUTHOR" Copyright (C) 2008 Marc Lehmann <json@schmorp.de>