himarc
Another marc21 analyzer in text format
Install
npm install himarc
Usage
const { mrkToObject } = require('himarc');
const recordMrk = `
=LDR 02105cas a2200541 a 4500
=001 0028-0836
=007 ta
=008 190816c18699999enkwr|p 0 a0eng
=035 \\\\$a(ISSN)00280836
=044 \\\\$cGBR
=264 31$aLondon$bSpringer Nature Limited
=336 \\\\$atext$2rdacontent
=337 \\\\$aunmediated$2rdamedia
=510 \\\\$aCABABSTRACTS$9facet
=510 \\\\$aCROSSREF$9facet
`;
console.dir(mrkToObject(recordMrk), { depth: 8 });
Or
const { mrcToObject } = require('himarc');
const recordMrc = '00640cas a2200205 a 4500001001000000003000500010005001700015007001500032008004100047035001900088039012800107044000800235264003600243336002100279337002500300338004000325510002400365510002000389ABC002500409�0028-0836�ISSN�20190817162300.0�cu gn 008apabp�190816c18699999enkwr|p 0 a0eng � �a(ISSN)00280836� 9�a201908171623�bVLOAD�c201908171559�dVLOAD�c201908161254�dICBIB�c201905041728�dVLOAD�y200406091632�zload�wGBR_20190816.mrc�x3� �cGBR�31�aLondon�bSpringer Nature Limited� �atext�2rdacontent� �aunmediated�2rdamedia� �avolume�2rdacarrier� �aCABABSTRACTS�9facet� �aCROSSREF�9facet�123�aLorem�BIpsum�cDolor��';
console.dir(mrcToObject(recordMrc), { depth: 8 });
Ouput :
{
fields: {
'264': [
{
indicator1: '3',
indicator2: '1',
subFields: [ { a: 'London' }, { b: 'Springer Nature Limited' } ]
}
],
'336': [
{
indicator1: '\\',
indicator2: '\\',
subFields: [ { a: 'text' }, { '2': 'rdacontent' } ]
}
],
'337': [
{
indicator1: '\\',
indicator2: '\\',
subFields: [ { a: 'unmediated' }, { '2': 'rdamedia' } ]
}
],
'510': [
{
indicator1: '\\',
indicator2: '\\',
subFields: [ { a: 'CABABSTRACTS' }, { '9': 'facet' } ]
},
{
indicator1: '\\',
indicator2: '\\',
subFields: [ { a: 'CROSSREF' }, { '9': 'facet' } ]
}
],
LDR: {
positions: {
'10': '2',
'11': '2',
'17': ' ',
'18': 'a',
'19': ' ',
'20': '4',
'21': '5',
'22': '0',
'00-04': '02105',
'05': 'c',
'06': 'a',
'07': 's',
'08': ' ',
'09': 'a',
'12-16': '00541'
}
},
'001': '0028-0836',
'007': [ { positions: { '00': 't', '01': 'a' } } ],
'008': {
positions: {
'18': 'w',
'19': 'r',
'20': '|',
'21': 'p',
'22': ' ',
'23': ' ',
'24': ' ',
'25': ' ',
'26': ' ',
'27': ' ',
'28': ' ',
'29': '0',
'33': 'a',
'34': '0',
'38': ' ',
'39': ' ',
'00-05': '190816',
'06': 'c',
'07-10': '1869',
'11-14': '9999',
'15-17': 'enk',
'30-32': ' ',
'35-37': 'eng'
}
},
'035': [
{
indicator1: '\\',
indicator2: '\\',
subFields: [ { a: '(ISSN)00280836' } ]
}
],
'044': { indicator1: '\\', indicator2: '\\', subFields: [ { c: 'GBR' } ] }
},
errors: []
}