Expand abbreviation with
From this list, select the default key to expand Emmet selectors with. This key will also by default expand Emmet live templates.
Enable XML/HTML Emmet
Select this checkbox to enable Emmet support for XML and HTML. If this checkbox is not selected, complicated abbreviations, such as
Enable abbreviation preview
Select this checkbox to have PhpStorm show a popup with a preview of the entered abbreviation before actually expanding it.
Enable automatic URL recognition while wrapping text with <a> tag
Add edit point at the end of template
If this checkbox is selected, an editing position adds to the end of an HTML template ($END$);
if this checkbox is not selected, then the new edit point is not added.
Compare the following:
In this area, specify the BEM separators for the class names, modifiers and short elements. Refer to the Emmet documentation for details.
Filters enabled by default
In this area, specify which Emmet filters you want to be applied to an expanded abbreviation before it is shown in the editor. Learn more about filters at http://docs.emmet.io/filters/. To have a filter always applied by default, select the checkbox next to it. The available options are:
Enable CSS Emmet
Select this checkbox to enable Emmet support for Style Sheets. If this checkbox is not selected, the complicated abbreviations, like
Enable fuzzy search among CSS abbreviations
When this checkbox is selected, every unknown abbreviation will be scored against available template names. The match with the best score will be used to resolve the template. For example, with this option enabled, the following abbreviations can be equal to:
Enable expansion of unknown properties ('unknown' to 'unknown:;')
Auto insert CSS vendor prefixes
If this checkbox is selected, the CSS properties listed in the table below are expanded into constructs that contain pre-pending vendor prefixes. Learn more at Vendor prefixes.
If this checkbox is cleared, the entire table of properties is disabled.
Properties and vendor prefixes
The table contains a list of CSS properties and vendor prefixes that correspond to various browsers.
Enable JSX Emmet
Select this checkbox to use Emmet within XML fragments in the JSX Harmony context.