RegExp

You can often see right away if your regexp needs fixing .

如果regexp需要进行调整，通常就可以立即发现。

I 'll explain step by step how to extract the information using this regexp .

我将一步一步地说明如何使用该regexp来抽取信息。

It 'll become specific for your regexp later .

在后来的regexp中，它将变得具体。

However , developers need to know about regexp syntax to understand how such code works .

但是，开发人员需要了解regexp语法以理解这些代码是如何工作的。

But which characters exactly on those lines of input did the regexp match ?

但具体是这些行中的哪些字符与regexp匹配呢？

Suppose that you always use JDK1.4 's built-in regexp classes .

假定您一直在使用JDK1.4的内置regexp类。

Finally , the Regexp class has been totally rewritten in this release .

最后要说的是，在这个版本中，我们完全重写了Regexp类。

So , this regexp is equivalent to : Take the first text that precedes a space .

因此，该regexp相当于：取空格前的第一段文本。

OK , now on to the second regexp .

好，现在看一下第二个regexp。

Input files contain a regexp to test on a single line followed by any number of lines of data to test .

输入文件中包含用于测试单行（其后跟着多行待测试数据）的regexp。

The core of this tag relies on Apache 's regexp library to validate input values .

这个标签的核心依赖于Apache的regexp库对用户输入的值进行有效性验证。

Type the regexp to search for : t [ a-z ]

键入要搜索的regexp：t[a-z]

The team has spent time and money to learn and rewrite the code so it uses the regexp library .

团队已花费时间和财力来学习并重新编写代码，以使它使用regexp库。

However , if the regexp itself is not fixed , then the compilation process cannot be skipped .

但是，如果regexp本身不固定，则不能忽略编译过程。

In programming , a regular expression is written in a formal language , also known as regex or regexp .

在编程中，正则表达式是用一种形式语言编写的，也称为regex或regexp。

Note the use of the Regexp : : Common module , an indispensable resource for any Perl programmer today .

请注意Regexp：：Common模块的使用，它是当今任何Perl程序员都必不可少的资源。

You see that one " ith " shows that the regexp didn 't match uppercase letters .

其中有一个“ith”，这表明使用的regexp未匹配大写字母。

If your terminal supports color , this is a useful way to view exactly which strings your regexp is matching .

如果您的终端支持彩色显示，则这样可非常方便地查看regexp具体匹配了哪些字符串。

Beyond that , it also described the advantages of using an additional layer to decouple client code from the regexp engine itself .

除此之外，本文还描述了使用附加层去除客户机代码与regexp引擎本身之间的耦合的好处。

It 's been designed following the approach just discussed and supports decoupling between the regexp library and the code that uses it .

已将它设计成遵循刚刚讨论的方法，并且它在regexp库和使用该库的代码之间支持去耦。

Up till now , we 've taken a look at line addresses , line range addresses , and regexp addresses .

目前为止，我们已经看到了行地址、行范围地址和regexp地址。

Outputs a copy of the input with all instances of regexp enclosed in brackets .

将输出输入内容的副本，并标明括号中包含的regexp的所有实例。

Notice that you have to quote the regexp now .

请注意，现在必须给regexp加上引号。

When building a regexp , it helps to be able to see what strings the pattern matches in the context of a data set .

构建regexp时，这样可帮助在数据集上下文中查看模式与哪些字符串匹配。

I start with a very simple regexp : Imagine that the text you have to parse is just the name of a person .

我从一个非常简单的regexp开始：假定您必须要解析的文本只是人名。

I raise the same objection to the recommendations for using Object literals , RegExp literals , and so forth .

我还对推荐使用Object字面值、RegExp字面值等等都提出相同的异议。

For example , grep , sed , and other tools like them have man pages that describe their regexp syntax and give examples .

例如，grep、sed和其他类似的工具都提供了手册页，描述其regexp语法并提供相关示例。

The txt2regex script is an interactive , cross-platform regexp " wizard " built for the Bash shell .

txt2regex脚本是针对Bash外壳构建的跨平台的交互型regexp“向导”。

Based on a plug-in architecture , the actual library that executes the regexp patterns is chosen dynamically and the adapters wouldn 't be coupled .

基于插件体系结构，动态选择执行regexp模式的实际库，并且适配器不会被耦合。

With this Jacl version , the regexp command supports only tcl8.0 regexp command syntax .

通过这个版本的Jacl，regexp命令仅仅支持tcl8.0regexp命令语法。