javascript - [CSS + JS] How to use JS code to get all calculated styles of elements and corresponding values? ?

Question

How to obtain the title? Style: Only and should include inline styles, internal styles, and external styles. There should be no browser default properties and values

我想大声告诉你 · Answer

getComputedStyle

扔个三星炸死你 · Answer

Gu Bai has asked this question, but the answer he got is always:

Get all attributes (no value)
Get individual values (specified)

Cannot be found on the Internet:

{
Use JS code to obtain all styles of elements after calculation and with corresponding values ;
}

Maybe my search method is wrong, so I came to SF to find answers from experts

Like the title

Styles: Only and should contain `inline styles`, `internal styles` ,`external styles`. There should be no browser default attributes and values

Cannot be found on the Internet:

Like the title

Styles: Only and should contain inline styles, internal styles ,external styles. There should be no browser default attributes and values

Cannot be found on the Internet:

Styles: Only and should contain `inline styles`, `internal styles` ,`external styles`. There should be no browser default attributes and values