很简单,仅需在Program下添加下面服务即可
//首先引用Microsoft.AspNetCore.Mvc.NewtonsoftJson包。再在builder.Services.AddControllers()后添加相应内容
builder.Services.AddControllers().AddNewtonsoftJson(options =>
{
//设置JSON返回数据格式大小写与Model一致
options.SerializerSettings.ContractResolver = new DefaultContractResolver();
//设置一般API的日期格式
options.SerializerSettings.DateFormatString = "yyyy-MM-dd HH:mm:ss";
});