var str_date_time = ,2013/11/01 09:12:13,2013/11/01 09:12:17,2013/11/01 09:12:21,2013/11/01 09:12:25,2013/11/01 09:12:29,2013/11/01 09:12:33,2013/11/01 09:12:35,2013/11/01 09:12:39,2013/11/01 09:12:42,2013/11/01 09:12:55,2013/11/01 09:12:44;
          
var lineChartData = {             labels:["February","March","April","May","June","July"],
                datasets:[怎用str_date_time替换labels:中的那些字符串
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