非常好用的JsonToString方法简单实例_javascript技巧

function JsonToString(o) {
var arr = [];
var fmt = function(s) {
if (typeof s == 'object' && s != null) return JsonToStr(s);
return /^(string|number)$/.test(typeof s) ? "'" + s + "'" : s;
}
for (var i in o)
arr.push("'" + i + "':" + fmt(o[i]));
return '{' + arr.join(',') + '}';
}