作者查詢 / LPH66
作者 LPH66 在 PTT [ RegExp ] 看板的留言(推文), 共298則
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1F推:那就是 < 前面有任一字元 在你的 regexp 前面加個 . 就好了07/21 07:01
4F推:^ 去掉會變成不管在不在行首都抓07/29 21:02
6F推:原PO說的是「這個<a>不是在行的最開頭」啊 OAO08/20 15:06
2F推:http://tinyurl.com/a8sg7es named subpattern05/16 21:19
3F→:(雖然我引的網頁是 php 的不過應該是一樣的東西吧)05/16 21:21
1F→:以我的經驗用 sed 搞這個似乎有點不太夠力...04/02 09:30
6F推:/\xA0/u 試試看 (因為 \xC2\xA0 是 UTF-8 的 U+A0 這個字)05/30 18:43
1F推:你誤解了 split 的用途了 他是指以指定 pattern 做分隔去切05/09 17:57
2F→:所以你得到的是原網頁的 [0] [2] [4] [6] 這四段05/09 17:57
3F→:[1] [3] [5] 這些符合 pattern 的被當做分隔線了05/09 17:57
4F→:你應該要用 p.matcher(input_string); 取出 Matcher05/09 17:59
5F→:再由這個 Matcher 抓出每一段字串出來05/09 17:59
1F→:我猜是斜線的問題....04/28 18:23
1F推:.*? 這是常見問題了 關鍵字 greedy match04/12 14:14
1F推:是這樣沒錯啊 所以實際在應用時才會出現 {5,10} 這種語法04/09 12:21
2F→:不然每次要抓這種東西都要全展開那很累的04/09 12:22
2F推:單用 $5 行嗎 @_@ 這只抓得到指令抓不到參數吧...12/30 04:53
3F推:如果限定第二欄的話 ^\S*\s+ABC 類似這樣11/29 22:01
4F→:\S 是 \s 的相反 它抓不是空白的東西11/29 22:01