data:

"a1","b1","c1"
"a2","b2"
,"
c2"
"a3",
"b3","c3"

其實就是類似 csv 檔案, "" 包住每一格, 逗號分開每一個 column,
上例是 3x3 的 table
因為 2~3 column 內可能有斷行符號, 1st 不會有,
我不太知道要如何抓出每一個 row

比如, 我要從 1st column 抓出 a2, 然後就印出該 row
"a2","b2"
,"

我該如何做呢?

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