按讚！留言！就可以抽本次的商品喔！FB抽5名怕抽不到YT也有機會喔- ​ https://youtu.be/NzuHfyYJGj0 #見習網美小吳#3大於9 #鬼滅之刃. ... <看更多>

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[1] 1 3. grepl("A",c("Alex","Tom","Amy","Joy","Emma")) ##在姓名文字向量中 ... [1] 14 9 39 43 42 4 7 23 48 3 30 12 13 25 31 46 2 10 ## [19] 35 38 58 107 5 8 ... ... <看更多>