@ohos.convertxml (xml轉(zhuǎn)換JavaScript)

本模塊提供轉(zhuǎn)換xml文本為JavaScript對(duì)象的功能。

說明：

本模塊首批接口從API version 8開始支持。后續(xù)版本的新增接口，采用上角標(biāo)單獨(dú)標(biāo)記接口的起始版本。

導(dǎo)入模塊

import convertxml from '@ohos.convertxml';

ConvertXML

convertToJSObject9+

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

轉(zhuǎn)換xml文本為JavaScript對(duì)象。

系統(tǒng)能力： SystemCapability.Utils.Lang

參數(shù)：

返回值：

錯(cuò)誤碼：

以下錯(cuò)誤碼的詳細(xì)介紹請(qǐng)參見[語言基礎(chǔ)類庫錯(cuò)誤碼]

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());
}
// 輸出(寬泛型)
// {"_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

轉(zhuǎn)換xml文本為JavaScript對(duì)象。

說明：

從API version 8開始支持，從API version 9開始廢棄，建議使用[convertToJSObject9+]替代。

系統(tǒng)能力： SystemCapability.Utils.Lang

參數(shù)：

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);
// 輸出(寬泛型)
// {"_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

鴻蒙開發(fā)指導(dǎo)文檔：[gitee.com/li-shizhen-skin/harmony-os/blob/master/README.md]

轉(zhuǎn)換選項(xiàng)。

系統(tǒng)能力： SystemCapability.Utils.Lang

審核編輯 黃宇