How to use punctuation-trim attribute

The punctuation-trim attribute is used to specify whether the beginning or ending punctuation character should be trimmed when it appears on a line, or adjacent to another full-width punctuation character.

CSS3 punctuation-trim attribute

Function:punctuation-trim attribute Specifies whether punctuation is trimmed if it is at the beginning or end of a line, or adjacent to another full-width punctuation mark.

Syntax:

punctuation-trim: none|start|end|allow-end|adjacent;

none: Do not trim opening or closing punctuation.

start: Trim open punctuation at the end of each line.

end: Trim the closing punctuation mark at the end of each line.​

allow-end: Trim the closing punctuation at the end of each line if there is another reason why it does not fit before.

adjacent: Trim opening punctuation if the previous adjacent character is a full-width opening, middle or end punctuation, or ideographic space. Trim ending punctuation if the next adjacent character is a full-width closing or intermediate punctuation, or ideographic space.

Note: Currently mainstream browsers do not support the punctuation-trim attribute.

CSS3 Example of using the punctuation-trim attribute

Trim the opening punctuation at the beginning of each line in the p element:

p
{
punctuation-trim:start;
}

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