这些函数处理或返回字符串。
它返回字符串值ibm。
如果不匹配，那么就会返回字符串None found 。
If no match is found, then the string None found! Is returned.
注意因为Html.Action辅助方法返回字符串，必须要等号"="。
Notice that because the Html.Action helper method returns a string, the equal sign (=) is required.
例如，对于DateTime小部件，它返回字符串 up_color=green&up_firstDay=0。
For instance, for the Date Time gadget, it returns the string up_color=green&up_firstDay=0.
如果设置为1，则返回匹配之后的第一个字符的位置。
If set to 1 the position of the first character after the match is returned.
最后一行确保返回的第一个字符是小写的。
The last line handles making sure the first character of the returned string is lowercase.
LENGTH LENGTH (p. d escription)返回输入值中的字符数。
LENGTH LENGTH (p.description) Returns the number of characters in the input value.
如果你不想字符串被编码，则需要让expression返回IHtmlString。
If you don't want encoding, the expression must return an IHtmlString.
这是十分重要的，因为该类必须简短地返回另一个字符串才能使测试通过。
This is important because the class must shortly return another string for your test to pass.
然后它返回包含该字符串的所有文件列表。
It then returns a list of all the files that contain that string.
由此函数返回的任何字符串都会被打印到屏幕。
Whatever string is returned by that function is then printed to the screen.
该信息作为包含XML代码的一个字符串返回。
That information is returned as a string that contains XML code.
响应将返回一个简单的JSON文档而不是一个简单的文本字符串。
The response will return a simple JSON doc rather than a simple text string.
对于文件没有扩展名的情况，此函数将返回空字符串。
In case a file does not have an extension, the function returns an empty string.
最后，解析返回的字符串以判断通知与好友之间的具体关联。
Finally, we parse the returned string to determine which note is associated with which buddy.
SECLABEL_TO_CHAR：该函数返回组成一个安全标签的值的一个字符串表示。
SECLABEL_TO_CHAR: This function returns a string representation of the values that make up a security label.
与职员数据一样，返回的组织数据也是JSON字符串。
Like the employee data, the organizational data is returned as a JSON string also.
所有方法都接受一个字符串参数(用户名称)并返回一个字符串值。
All methods accept one string parameter (the name of user) and return a string value.
该类将接收任何字符串并返回。
This class will take any string and return the same string back to us.
最后，将前面一行返回的字符串写到响应中。
Finally, the string that was returned in the previous line is written to the response.
否则，getopt返回一个以特殊字符串——结尾的选项字符串。
Otherwise, getopt returns a string of the options ending with the special string, —.
这可能会返回清单11中所示的字符串。
如果输入的字符串不是一个数字，则该方法也将返回false。
This method also returns false if the input string is not a number at all.
对话框会返回以下字符串
并且将返回一个多行字符串包含。
当我调用insert 时，获得一个返回的字符串，我们称其为“cookie”。
When I call insert, I get a string back, which we know as a "cookie.
对于包含单个元素的路径，如c，此例程将返回空字符串。
For paths with a single element such as c, this routine returns an empty string.
该方法返回可以用“hello”字符串调用的一组方法的名称。
That returns an array of method names that you can call on the "hello" string.
方法修改，但upcase方法只返回大小写修改后的字符串副本。
Method, but just the upcase method returns a copy of the string with case changed.
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