XML DOM insertRule() ກົນລະບຽບ

ການກໍານົດແລະການນໍາໃຊ້

ກົນລະບຽບ insertRule() ທີ່ສະເໜີກົດລະບຽບໃນກົດລະບຽບສອນ。

ນິຍົມວິທະຍາສາດ:

insertRule(rule,index)
ຫຼັກສັດ Description
rule

ຕ້ອງການ。ຕົວອັກຄັບຂອງກົດລະບຽບທີ່ສົມບູນແລະສາມາດໄດ້ຄົ້ນຫາຄວາມຄົບຖ້ວຍຫຼາຍຄວາມທີ່ສົມບູນ。

  • For rule sets (rule sets),rule Indicates the selector and the style declaration.
  • For @ rules (At rules),rule Indicates the @ identifier and the rule content.
index Required. The position to insert or append the rule to the cssRules array.

Return value

The value of the parameter index.

Throw

This method will throw a DOMException with the following code under the following conditions: DOMException exception:

HIERARCHY_REQUEST_ERR
CSS syntax does not allow the specified rule to appear at the specified position.
INDEX_SIZE_ERR
index Does not correspond to any rule in the rule set of the stylesheet, such as index Is a negative number or a value greater than cssRules.length.
NO_MODIFICATION_ALLOWED_ERR
The stylesheet is read-only.
SYNTAX
specified rule Text has text error.

Description

ວິທະຍາສາດຈະຕັ້ງຄວາມຕັ້ງຫນັງໃນ array cssRules ຂອງ sheet index ທີ່ເພີ່ມ (ຫລື ຕິດຕັ້ງ) CSS rule ໃນຂອບເຂດ. ນີ້ແມ່ນວິທະຍາສາດ DOM ມາດຕະຖານ, ການເບິ່ງ CSSStyleSheet.addRule()ແມ່ນວິທະຍາສາດທີ່ພົບກັບ IE

Example

ອອກຂອບເຂດຈະເພີ່ມເບື້ອງທີ່ສຸດຂອງ sheet ວິຊາແບບ

myStyle.insertRule("#blanc { color: white }", 0);

Pages related

XML DOM Reference Manual:CSSStyleSheet.addRule()