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Reusable Functions and Methods

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Submitted by jeffheaton on Wed, 01/09/2008 - 22:26
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    The following functions and methods were used as parts of recipes. These functions and methods would be useful in other classes and programs. Table E.1 summarizes them.

Table E.1: Reusable Functions and Methods

Method/Function Introduced in Recipe Purpose
downloadPage Recipe 3.1 Download a URL into a string.
extract Recipe 3.2 Extract a string from a page bounded by two substrings.
saveBinaryPage Recipe 3.4 Save a downloaded page as binary.
downloadText Recipe 3.5 Download a page as text.
extractNoCase Recipe 4.2 Extract a string from a page bounded by two case-insensitive substrings.
downloadText Recipe 4.3 Download a text page and covert line endings to match the Operating System.
downloadBinary Recipe 4.3 Download a binary page.
addAuthHeader Recipe 5.2 Add the HTTP Authentication header.
advance Recipe 6.1 Advance the HTML parser to a specified tag.
getXMLNode Recipe 10.2 Extract an XML node.
getXMLAttribute Recipe 10.2 Extract an XML attribute.

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