@ohos.convertxml (xml转换JavaScript)

本模块提供转换xml文本为JavaScript对象的功能。

说明：

本模块首批接口从API version 8开始支持。后续版本的新增接口，采用上角标单独标记接口的起始版本。

导入模块

import convertxml from '@ohos.convertxml';

ConvertXML

convertToJSObject9+

convertToJSObject(xml: string, options?: ConvertOptions) : Object

转换xml文本为JavaScript对象。

系统能力： SystemCapability.Utils.Lang

参数：

返回值：

错误码：

以下错误码的详细介绍请参见[语言基础类库错误码]

示例：

try {
    let xml =
        '< ?xml version="1.0" encoding="utf-8"? >' +
        '< note importance="high" logged="true" >' +
        '    < title >Happy< /title >' +
        '    < todo >Work< /todo >' +
        '    < todo >Play< /todo >' +
        '< /note >';
    let conv = new convertxml.ConvertXML()
    let options = {
        trim: false, declarationKey: "_declaration",
        instructionKey: "_instruction", attributesKey: "_attributes",
        textKey: "_text", cdataKey: "_cdata", doctypeKey: "_doctype",
        commentKey: "_comment", parentKey: "_parent", typeKey: "_type",
        nameKey: "_name", elementsKey: "_elements"
    }
    let result = JSON.stringify(conv.convertToJSObject(xml, options));
    console.log(result);
} catch (e) {
    console.log(e.toString());
}
// 输出(宽泛型)
// {"_declaration":{"_attributes":{"version":"1.0","encoding":"utf-8"}},"_elements":[{"_type":"element","_name":"note","_attributes":{"importance":"high","logged":"true"},"_elements":[{"_type":"element","_name":"title","_elements":[{"_type":"text","_text":"Happy"}]},{"_type":"element","_name":"todo","_elements":[{"_type":"text","_text":"Work"}]},{"_type":"element","_name":"todo","_elements":[{"_type":"text","_text":"Play"}]}]}]}

convert(deprecated)

convert(xml: string, options?: ConvertOptions) : Object

转换xml文本为JavaScript对象。

说明：

从API version 8开始支持，从API version 9开始废弃，建议使用[convertToJSObject9+]替代。

系统能力： SystemCapability.Utils.Lang

参数：

返回值：

示例：

let xml =
    '< ?xml version="1.0" encoding="utf-8"? >' +
    '< note importance="high" logged="true" >' +
    '    < title >Happy< /title >' +
    '    < todo >Work< /todo >' +
    '    < todo >Play< /todo >' +
    '< /note >';
let conv = new convertxml.ConvertXML();
let options = {trim : false, declarationKey:"_declaration",
    instructionKey : "_instruction", attributesKey : "_attributes",
    textKey : "_text", cdataKey:"_cdata", doctypeKey : "_doctype",
    commentKey : "_comment", parentKey : "_parent", typeKey : "_type",
    nameKey : "_name", elementsKey : "_elements"}
let result = JSON.stringify(conv.convert(xml, options));
console.log(result);
// 输出(宽泛型)
// {"_declaration":{"_attributes":{"version":"1.0","encoding":"utf-8"}},"_elements":[{"_type":"element","_name":"note","_attributes":{"importance":"high","logged":"true"},"_elements":[{"_type":"element","_name":"title","_elements":[{"_type":"text","_text":"Happy"}]},{"_type":"element","_name":"todo","_elements":[{"_type":"text","_text":"Work"}]},{"_type":"element","_name":"todo","_elements":[{"_type":"text","_text":"Play"}]}]}]}

ConvertOptions

鸿蒙开发指导文档：[gitee.com/li-shizhen-skin/harmony-os/blob/master/README.md]

转换选项。

系统能力： SystemCapability.Utils.Lang

审核编辑 黄宇