我想读取一个文件,国家代码是key,描述是value,例如:+93=AFG +93
+86=CHN +86请问怎么写啊?谢谢!
+86=CHN +86请问怎么写啊?谢谢!
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country.js
var _json = {"+93": "AFG +93", "+86": "CHN +96"}然后在需要加载改文件的地方使用如下代码加载jsvar script = document.createElement("script");
script.type="text/javascript";
if (script.readyState) { //IE
script.onreadystatechange = function(){
var state = script.readyState;
if (state === "loaded" || state === "complete"){
script.onreadystatechange = null;
alert(_json["+98"])
}
}
} else {
script.onload = function(){
alert(_json["+98"]);
}
}script.src = "country.js";
document.getElementsByTagName("head")[0].appendChild(script);
如果只在本地执行:cscript和nodejs都可以。void function(){
var isnodejs = typeof exports != 'undefined'; function log(info) {
if (isnodejs) {
console.log(info);
} else {
WScript.StdOut.WriteLine(info);
}
} function fileText(filename) {
if (isnodejs) { // node.exe
return String(require('fs').readFileSync(filename));
} else { // cscript.exe
var fso = new ActiveXObject("Scripting.FileSystemObject");
if (!fso.FileExists(filename)) return;
var istream = fso.OpenTextFile(filename, 1);
if (!istream) return "";
try {
var contents = istream.ReadAll();
istream.Close();
} catch (ex) {
return ex.message;
} finally {
istream = null;
fso = null;
}
return contents;
}
}
var filename = isnodejs ? process.argv[2] : WScript.Arguments.Length && WScript.Arguments(0);
if (!filename) return;
// process
var text = fileText(filename);
var lines = text.split(/[\r\n]+/);
for (var i = 0; i < lines.length; i++) {
var line = lines[i];
var match = line.match(/\s*([^=])=(.*)$/);
if (match) {
log('index:' + i);
log('key:' + match[1]);
log('value:' + match[2]);
}
}
/*
node.exe p.js temp.txt
cscript.exe p.js temp.txt
*/
}();