{"ScriptPreparationCode":"var el = document.getElementById(\u0027demoBlock\u0027);","TestCases":[{"Name":"loop","Code":"for (var i=0, l=el.classList.length; i\u003Cl; \u002B\u002Bi) {\r\n if(/hello_[^\\s]\u002B/.test(el.classList[i])) {\r\n\t\tconsole.log(\u0027found\u0027)\r\n break;\r\n }\r\n}","IsDeferred":false},{"Name":"className","Code":"if (/hello_[^\\s]\u002B/.test(el.className)) {\r\n\tconsole.log(\u0027found\u0027)\r\n}","IsDeferred":false}]}