substring-before()? disable-output-escaping?

还是 substring-before() 呢？ 或是 disable-output-escaping 呢？

We can access any substring within this range.

在这个范围内，我们可以访问任意的子串。

To mark a matched substring for future reference.

记录一个已匹配的子串用作后面的参考引用。

The length argument specifies the length of the desired substring.

长度参数指定了所需子字符串的长度。

The Substring function will extract text from a source string.

Substring 函数将从源字符串提取文本。

A substring is zero or more contiguous string length units of input string.

子字符串是输入字符串的零个或多个相邻字符串长度单元。

You can use the Substring function by specifying ", "(comma) as the delimiter.

可以通过指定“，”(逗号)作为分隔符来使用substring函数。

To use the value, you have to remove the hash mark: Use the XSLT substring() function.

为使用该值，则必须除去井号：使用 XSLT substring() 函数。

All we're doing here is taking our string variable and calling the Substring method.

所有我们在这里所做的是取得我们的字符串变量然后调用Substring方法。

The characters in a subsequence, unlike those in a substring, do not need to be contiguous.

子序列中的字符与子字符串中的字符不同，它们不需要是连续的。

In Figure 5, the substring of length 1 from the first byte of the string has been specified.

在图5中，已经指定字符串第一个字节的长度为1的子字符串。

You can determine the index of the SUBTOTAL element by searching for the substring SUBTOTAL.

通过搜索子字符串subtotal可以决定SUBTOTAL元素的索引。

The for loop iterates over the list of substrings, printing out each substring and its length.

for 循环迭代子字符串 list，打印每个子字符串及其长度。

Enter the following expression: substring ([DWESAMP]. [SKILL_OVERVIEW]. [JOB_DESC], 1, 50) + '... '.

输入以下表达式：substring ([dwesamp] . [s KILL_OVERVIEW] . [job_desc]，1, 50) + '…'。

We pass Substring a single parameter: the starting position where we want to begin extracting characters.

我们传递给Substring一个参数：我们想要开始提取字符的开始位置。

Inside a matching-substring instruction, the period (.) represents the string that matched the pattern.

在matching - substring指令内部，句号(.)表示匹配模式的字符串。

Also, passing a non-string argument to a string-oriented function such as substring , contains , and so forth.

以及向面向字符串的函数如substring 、contains传递非字符参数等。

The categories of interest can be any valid Wikipedia category (or even any substring of a Wikipedia category).

感兴趣的类别可以是任何有效的Wikipedia类别(或者甚至某个Wikipedia类别的任何子字符串)。

The * character is used to indicate wildcards, and can be used to support substring matching as in com.infoq.*.*.

“*”是通配符，可用来支持子字符串匹配，比如 com.infoq.*.*。

Well, one very common task is determining whether or not a given substring can be found anywhere within that value.

好的，一个普通的任务是判断给定的子字符串是否能在该值中任意处找到。

I use the tokenize function to separate each column, then the substring-after function gets to the data value.

我使用了tokenize函数来分隔每列，然后再用substring - after函数获得这个数据值。

The cut attribute indicates whether to delete the matched substring segment from the request URL before proceeding.

cut 属性指出是否在继续之前从请求 URL 中删除匹配的子字符串片段。

Rope implementations also often defer evaluation of large substring operations by introducing a substring node.

Rope实现通常也将延迟对大型子串操作的求值，它的作法是引入子串节点。

If only a small substring is needed, then - because the whole character array is retained - some space is wasted.

但是如果只有一小段字符串被使用，那么—由于整个字符数组仍然被保存—就有一些空间被浪费了。

The Substring function uses a delimiter and index to determine what text to extract from the incoming source string.

Substring 函数使用一个分隔符和索引来判断要从进入的源字符串提取哪些文本。

The first is that a superstructure of substring and concatenation nodes must be traversed to reach a specified character.

第一个开销就是必须遍历子串和连接节点的上层结构（superstructure）才能到达指定的字符。

When extracting strings from a set of input data, try to return a substring of the original data, instead of creating a copy.

当从原始的输入数据中提取字符串时，试着从原始字符串返回一个子字符串，而不是创建一份拷贝。

SUBSTRING (no string units) P P Y For LUW, the argument CODEUNITS16 is required to achieve equivalent functionality for most data.

SUBSTRING（没有字符串单元） P P Y 对于 LUW，需要参数 CODEUNITS16 来获得对大多数数据等效的功能。

Listing 5 depends on certain behaviors for substring in some edge cases, as well as the conversion of Boolean values to Numbers.

清单5依赖于substring在某些边界情况下的行为以及布尔值到数字的转换。

You saw in Part 1, Figure 13 that the cn attribute type has a field called substr, which defines the matching rules for substring match.

在第1部分的图13可以看到，cn属性类型有一个叫做SUBSTR的字段，它定义了子字符串匹配的匹配规则。