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December 17, 2015 11:19
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Playing with Object.keys();
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| ~ $node | |
| > var x= {"glossary":{"title":"example glossary","GlossDiv":{"title":"S","GlossList":{"GlossEntry":{"ID":"SGML","SortAs":"SGML","GlossTerm":"Standard Generalized Markup Language","Acronym":"SGML","Abbrev":"ISO 8879:1986","GlossDef":{"para":"A meta-markup language, used to create markup languages such as DocBook.","GlossSeeAlso":["GML","XML"]},"GlossSee":"markup"}}}}} | |
| undefined | |
| > x.glossary.GlossDiv.GlossList.GlossEntry | |
| { ID: 'SGML', | |
| SortAs: 'SGML', | |
| GlossTerm: 'Standard Generalized Markup Language', | |
| Acronym: 'SGML', | |
| Abbrev: 'ISO 8879:1986', | |
| GlossDef: | |
| { para: 'A meta-markup language, used to create markup languages such as DocBook.', | |
| GlossSeeAlso: [ 'GML', 'XML' ] }, | |
| GlossSee: 'markup' } | |
| > x.glossary.GlossDiv.GlossList.GlossEntry.length | |
| undefined | |
| > Object.keys(x.glossary.GlossDiv.GlossList.GlossEntry).length | |
| 7 | |
| > |
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Removed x-tra crap! :)