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Table of contents
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Description
Armed with ZennoPoster, there are many useful tools for analysis and data collection. One of them is " Data parsing Parse data ", in which, without special knowledge, with a slight movement of your hand, with a minimum number of mouse clicks, in a matter of instant, you can set up the collection of the data you are interested in from the current page.
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In the context menu of the " Element tree " → item " Parse data "
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Detailed parsing of the
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“Parse data” panel
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This window is logically divided into 2 parts:
Quick search
Advanced search (with additional settings)
Quick search
How
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many elements to search?
One or many objects.
What to take?
Text is the visible representation of the object.
Links (from English url) - data in the form of a unified pointer to a resource.
Pictures - data in the form of a path to an image (example: https://zennolab.com/wp-content/themes/zenno/img/logo.png ).
Another Other is to select or specify the HTML tag you are interested in.
Visible items elements only - those objects that are available within the visible area of the current page.
Search in all frames (from the English frame) - an independent, embedded HTML document, which may contain the necessary data, or vice versa.
Options - [1], [2], [3], etc. automatically suggested option from possibly suitable conditions.
Advanced search
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+ Additional settings are applied for more flexible search.
The data source is a data structure in the form of DOM or HTML (Difference between Source and Dom).
Attribute is a property of an HTML tag (element, object).
Search string - in which you can specify a path that tells you exactly which element (or elements) of the web page to refer to using the query language: XPath or CSS Selector .
Filter results - select what was found by condition, but in the result, place only what: Contains, Does not contain, Regex ( regular expression ).
Range is a condition by which you can select data from an array of objects.
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Results
A window in which you can clearly see the preliminary data result for the selected condition.
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After you have selected, all the necessary conditions and are clearly convinced in the preview window, you must click the button: Add to project . After that, in the workspace of the project, the action " Parse data " will appear, in which, you must specify the location to save the received data .
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Requirement: Collect the addresses of all images of the active page, the current domain (in the example, the official site zennolab.com is used ).
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Voila! Fast and easy ... We got the desired result!
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Useful links
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