{"json_modified": "2016-03-28T08:00:26.191835", "uuid": "1a440acf-c2ba-44ce-8a1d-c23774b51f55", "title": "JS_ConcatStrings", "url": "/en-US/docs/Mozilla/Projects/SpiderMonkey/JSAPI_reference/JS_ConcatStrings", "tags": ["JSAPI", "SpiderMonkey", "JSAPI Reference"], "translations": [], "modified": "2014-12-28T07:20:51", "label": "JS_ConcatStrings", "localization_tags": [], "locale": "en-US", "id": 5799, "last_edit": "2014-12-28T07:20:44", "summary": "<code>JS_ConcatStrings</code> concatenates two JS strings, <code>str1</code> and <code>str2</code>, and returns the result. The result could be the same as one of the input strings, if the other string is zero length. When the string <span class=\"st\">concatenation</span> fails NULL is returned.", "sections": [{"id": "Quick_Links", "title": null}, {"id": "Syntax", "title": "Syntax"}, {"id": "Description", "title": "Description"}, {"id": "See_Also", "title": "See Also"}], "slug": "Mozilla/Projects/SpiderMonkey/JSAPI_reference/JS_ConcatStrings", "review_tags": []}