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我正在閱讀包含一些json代碼,我想創建一個對象的文件。 讀取此文件會給出錯誤「JSON錯誤」(請參閱下面的事件數據)。我不明白爲什麼。閱讀json文件與readAsText「JSON錯誤」
我閱讀代碼:
PageClass.createFromFile = function (dirEntry,pages) {
"use strict";
console.log("trying to create page for folder " + dirEntry.name);
dirEntry.getFile("page.properties", {create: false}, function (fileEntry) {
var reader = new FileReader();
reader.onload = function (evt) {
console.log("Read as text done for "+fileEntry.fullPath);
console.log(evt);
var json = evt.target.result;
console.log(json);
var page = PageClass.createFromJSON(json);
page.root = dirEntry.name;
console.log("Read page is "+page.number);
pages.push(page);
};
reader.onerror = function (evt) {
console.log("Read as text **failed** for "+fileEntry.fullPath);
console.log(evt);
};
reader.readAsText(fileEntry);
}, function (evt) {
console.warn("page.properties non trouvé pour " + dirEntry.fullPath);
if (evt.code !== FileError.NOT_FOUND_ERR) {
fail(evt);
}
}
);
};
文件內容: {"preferred_image":"","source_image":"","title":"","bookmark":"","number":"002-003","commons":"","status":"0"}
而且progressEvent從使用onerror:
ProgressEvent
bubbles: false
cancelBubble: false
cancelable: false
lengthComputable: false
loaded: 0
target: Object
_error: FileError
code: "JSON error"
__proto__: —
_fileName: "file:///storage/emulated/0/Android/data/com.intel.html5tools.apppreview/cache/00001/page.properties"
_readyState: 2
_realReader: FileReader
_result: null
__proto__: —
total: 0
type: "error"
__proto__
任何想法?
只是可以肯定的。我檢查了編碼。它是UTF-8。 – lvr123 2014-10-05 14:18:59