Differences
This shows you the differences between two versions of the page.
— |
h:har [2018/08/10 18:16] (current) |
||
---|---|---|---|
Line 1: | Line 1: | ||
+ | # HAR File | ||
+ | The HTTP Archive format - HAR - is a JSON-formatted archive file format for logging of a web browser's interaction with a site. The common extension for these files is .har. | ||
+ | |||
+ | Typically data about timings is stored and can be used to generate a [waterfall](../w/waterfall) graph: | ||
+ | |||
+ | * Time to fetch DNS information | ||
+ | * Time for each object request | ||
+ | * Time to connect to server | ||
+ | * Time to transfer assets from the server to the browser of each object | ||
+ | |||
+ | HAR files can be generated by most browsers. |