JavaScript: The Definitive Guide

2017-07-07 02:10:07

25.53. CSSStyleSheet.deleteRule( ): delete a rule from a stylesheet

DOM Level 2 CSS:

25.53.1. Synopsis

void deleteRule(unsigned long index) tHRows DOMException;

25.53.1.1. Arguments

index: The index within the cssRules array of the rule to be deleted.

25.53.1.2. Throws

This method throws a DOMException with a code of INDEX_SIZE_ERR if index is negative or greater than or equal to cssRules.length. It throws a DOMException with a code of NO_MODIFICATION_ALLOWED_ERR if this stylesheet is read-only.

25.53.2. Description

This method deletes the rule at the specified index from the cssRules array. This is a DOM-standard method; see CSSStyleSheet.removeRule( ) for an IE-specific alternative.