我认为我没有这样做。
sed -e "s_//[01].thumbs.4chan.org/[a-z0-9]+/src/([0-9]*)s.jpg_/${LOC}/1s.jpg_g" -e "s_//images.4chan.org/[a-z0-9]+/src/([0-9]*).(jpg|gif|png)_/${LOC}/1.2_g" $LOC.html > a
谁能告诉我,为什么它不把在线链接转换为离线链接?
我认为我没有这样做。
sed -e "s_//[01].thumbs.4chan.org/[a-z0-9]+/src/([0-9]*)s.jpg_/${LOC}/1s.jpg_g" -e "s_//images.4chan.org/[a-z0-9]+/src/([0-9]*).(jpg|gif|png)_/${LOC}/1.2_g" $LOC.html > a
谁能告诉我,为什么它不把在线链接转换为离线链接?
我想<条码>*条码>和<条码>+条码>应改为<条码>>>>。 否则,就看上去<代码>*和+
。
如你所做的那样,将<代码>+<><>>>>+<>>>>> 编码简单地加以使用。 不逃跑。 此处使用<代码>+和*
。
如果您希望通过使用<代码>-r备选办法简化sed
在<代码>上>上的扩展 regex。 页: 1
echo //0.thumbs.4chan.org/abc123/src/029s.jpg |
sed -n "\_//[01].thumbs.4chan.org/[a-z0-9]+/src/([0-9]*)s.jpg_p"
echo //images.4chan.org/abc123/src/029.jpg |
sed -n "\_//images.4chan.org/[a-z0-9]+/src/([0-9]*).(jpg|gif|png)_p"
产出:
//0.thumbs.4chan.org/abc123/src/029s.jpg
//images.4chan.org/abc123/src/029.jpg
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