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ʹÓÃObjective-C½âÎöHTML»òÕßXML£¬ÏµÍ³×Ô´øÓÐÁ½ÖÖ·½Ê½Ò»¸öÊÇͨ¹ýlibxml£¬Ò»¸öÊÇͨ¹ýNSXMLParser¡£²»¹ýÕâÁ½ÖÖ·½Ê½¶¼ÐèÒª×Ô¼ºÐ´ºÜ¶à±àÂëÀ´´¦ÀíץȡÏÂÀ´µÄÄÚÈÝ£¬¶øÇÒ²»ÊǺÜÖ±¹Û¡£
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-¼ÓÈë libxml2 µ½ÄãµÄÏîÄ¿ÖÐ
Menu Project->Edit Project Settings
ËÑË÷ “Header Search Paths”
Ìí¼ÓÐ嵀 search path “${SDKROOT}/usr/include/libxml2″
Enable recursive option
-¼ÓÈë libxml2 library µ½ÄãµÄÏîÄ¿
Menu Project->Edit Project Settings
ËÑË÷ “Other Linker Flags”
Ìí¼ÓÐ嵀 search flag “-lxml2″
-½«ÏÂÃæhppleµÄÔ´´úÂë¼ÓÈëµ½ÄãµÄÏîÄ¿ÖÐ:
HTFpple.h
HTFpple.m
HTFppleElement.h
HTFppleElement.m
XPathQuery.h
XPathQuery.m
-XPathѧϰµØÖ·http://www.w3schools.com/XPath/default.asp
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#import "TFHpple.h"

NSData *data = [[NSData alloc] initWithContentsOfFile:@"example.html"];

// Create parser
xpathParser = [[TFHpple alloc] initWithHTMLData:data];

//Get all the cells of the 2nd row of the 3rd table
NSArray *elements = [xpathParser search:@"//table[3]/tr[2]/td"];

// Access the first cell
TFHppleElement *element = [elements objectAtIndex:0];

// Get the text within the cell tag
NSString *content = [element content];

[xpathParser release];
[data release];
 
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ElementParser http://github.com/Objective3/ElementParser


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