报 XMLHttpRequest cannot load http://example.com/v1/recharge. Request header field Access-Control-Allow-Origin is not allowed by Access-Control-Allow-Headers in preflight response.
下面这个却可以,
var data = {
'operator': {'user_id': '4320-9962-1b83f8fc4264', 'user_name': '乱石铺街'},
'amount': 1,
'recharge_amount': 2,
'currency': 'SGD',
'user': {'user_id': '4b92-ad75-506590099de5', 'user_name': 'ssdss'}
};
$.ajax({
url: 'example.com/v1/recharge',
method: 'POST',
dataType: 'json',
headers:{'Content-Type': 'application/json'},
data: JSON.stringify(data),
success: function (data) {
alert(JSON.stringify(data));
}
});
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