html正则表达式以及string带有参数

最新推荐文章于 2024-08-12 14:20:12 发布

最新推荐文章于 2024-08-12 14:20:12 发布 · 144 阅读

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#正则表达式 #HTML #XHTML

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本文介绍了一种使用正则表达式从HTML文档中提取特定日期的方法，并展示了如何匹配与日期相关的HTML元素。通过实例演示了如何利用Java的Pattern和Matcher类进行精确匹配。

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1.<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<body>

<table cellpadding="2" cellspacing="0" border="0" width="100%" class="light_box">
<tr>
<td valign=top>Expiry Date: 11 May 2010</td>

<td align=right>Current Period: Ends: 11 May 2010
</td></tr>
<tr>
<td colspan=2> </td>
</tr></table>
</body>
</html>
String regexDate = "Expiry Date:(.+?)</td>";
// String regexDate = "Expiry Date:<\\/b>";
Pattern p = Pattern.compile(regexDate);
String[] items = p.split(returnedHTML);
System.out.println("*******REGEX 1 RESULT*******"); // prints whatever the .+? expression matched.
for(String s : items)
{
System.out.println(s);
}
System.out.println("*******REGEX 1 RESULT*******"); // prints whatever the .+? expression matched.

Pattern p2 = Pattern.compile("Expiry Date:<\\/b>");
Matcher m = p2.matcher(returnedHTML);

if (m.matches()) // check if it matches (and "generate the groups")
{
System.out.println("*******REGEX 2 RESULT*******"); // prints whatever the .+? expression matched.
System.out.println(m.group(1)); // prints whatever the .+? expression matched.
System.out.println("*******REGEX 2 RESULT*******"); // prints whatever the .+? expression matched.
}

String regexDate = "Expiry Date:(.+?)</td>";
Pattern p = Pattern.compile(regexDate);
Matcher m = p.matcher(returnedHTML);

if (m.matches()) // check if it matches (and "generate the groups")
{
System.out.println("*******REGEX RESULT*******");
System.out.println(m.group(1)); // prints whatever the .+? expression matched.
System.out.println("*******REGEX RESULT*******");
}

<string name="string_one">My string</string> 
<string name="string_two">Here it is: %s" </string>

String.format(getString(R.string.string_two), getString(R.string.string_one));