Detailed graphic explanation of how to use TFHpple to parse HTML

Use TFHpple to parse html

Preparatory work

Introduce static library files

Add the header search paths of the library file (note, All must be selected)

Drag the source code package downloaded from github into the project

End of preparation

Usage details

Let’s parse the title tag in the URL.

The idea is like this:

1. Convert the web page into NSData

2. Query the data in NSData according to the tag value

3. Retrieve the desired data

Print information is as follows:

2014-05-16 11:34:19.227 Html[ 3736:60b]

Let’s come The parsing is more complex, such as parsing out all the summary information in the web page.

Node

Node attributes

Node attribute value

Node content

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