正则表示式是一种强大的匹配和替换字符串的方式。
Regular Expressions are a powerful way to match and replace strings.
你还可以预览匹配和替换结果以方便验证你的正则表达式是否准确。
You can simply preview the matches and the replacements if you wish to just search using regular expressions or to ensure that you have your expressions correct.
正则表达式基本上就是为进行文本处理而构建的一种小型的子语言，用来进行字符串的匹配和替换。
Regular expressions are basically a small sub-language built for text processing, used to match and replace strings of characters.
幸运的是，您可以使用sed命令(StreamEDitor)，它提供了功能强大的正则表达式匹配和替换。
Luckily, you have the sed command (Stream EDitor), which provides powerful regular expression matching and replacement.
即使在这样一小段脚本中，您也可以找到一些参数扩展，包括长度、子字符串、模式匹配和模式替换。
You'll recognize several parameter expansions, including length, substring, pattern matching, and pattern replacement in even this short piece of script.
在元素中指定模式时，请注意，要使用正则表达式来执行匹配和字符串替换。
When specifying patterns in the element, realize that regular expressions are used to perform the matching and string replacement.
内置的操作符使得文本搜索、替换和模式匹配轻而易举。
The built-in operators make text searching, replacing, and pattern matching effortless.
还了解了SPARQL如何在可选和可替换匹配的帮助下，让您了解真实的rdf图的半结构化特性。
You've seen how SPARQL allows you to approach the semi-structured nature of real-world RDF graphs, with the aid of optional and alternative matches.
PHP提供了用于在文本中查找匹配、将每个匹配替换为其他文本(la搜索和替换)以及在列表的元素之中查找匹配的函数。
PHP provides functions to find matches in text, to replace each match with other text (a la search and replace), and to find matches among the elements of a list. The functions are.
典型的搜索和替换操作要求您提供与预期的搜索结果匹配的确切文本。
A typical search and replace operation requires you to provide the exact text that matches the intended search result.
类似于vi和Emacs的编辑器将模式匹配与替换组合，从而将查找和替换文本组合成一步操作。
Editors such as vi and Emacs combine pattern matching and substitution to find and replace text in one fell swoop.
在网格中要实现更加准确有效的服务发现、查询及其动态分配和替换，需要在语法匹配的基础上进一步实现语义匹配。
For better efficiency and accuracy, it needs semantic match between grid services to implement the service discovery, the service query, and the dynamic allocation and replacement of service.
当严重糟朽的历史建筑部件必须要求替换时，新部件要求在形状、颜色、纹理，如果可能，包括材料，尽可能和原始部件匹配。
Where the severity of deterioration requires replacement of a distinctive feature, the new feature will match the old in design, color, texture, and, where possible, materials.
当匹配到相同的，新的广播和对应的接收器会将待发送的广播列表中已存在的替换掉，在列表中保留同样的位置。
When a match is found, the new broadcast (and receivers associated with it) will replace the existing one in the pending broadcast list, remaining at the same position in the list.
指定进行搜索和替换的操作中，字符容器序列中不被匹配的部分，不拷贝到输出字符。
When specified during a search and replace operation, then sections of the character container sequence being searched that do match the regular expression, are not copied to the output string.
指定进行搜索和替换的操作中，字符容器序列中不被匹配的部分，不拷贝到输出字符。
When specified during a search and replace operation, then sections of the character container sequence being searched that do match the regular expression, are not copied to the output string.
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