[ , ]樣式字符串轉數組String[] List 集合

先轉成集合

List<String> list=JSON.parseArray(str, String.class);

再轉成數組

String[] strs=(String[]) list.toArray();

<!-- json -->
        <dependency>
            <groupId>com.alibaba</groupId>
            <artifactId>fastjson</artifactId>
            <version>1.2.47</version>
        </dependency>