vb.net程序中如何修改yaml文件中的指定内容,并不破坏原来其他内容的结构
使用 YamlDotNet 库,代码如下
Imports System.IO
Imports YamlDotNet.Serialization
Imports YamlDotNet.Serialization.NamingConventions
' 读取 YAML 文件
Dim input As String = File.ReadAllText("config.yml")
' 创建反序列化器和序列化器
Dim deserializer As New DeserializerBuilder().WithNamingConvention(CamelCaseNamingConvention.Instance).Build()
Dim serializer As New SerializerBuilder().WithNamingConvention(CamelCaseNamingConvention.Instance).Build()
' 反序列化 YAML 文件内容为动态对象
Dim yamlObject = deserializer.Deserialize(Of Object)(input)
' 修改指定属性的值
yamlObject("elasticsearch")("client")("hosts")(0) = "http://new-host:9200"
yamlObject("elasticsearch")("other_settings")("master_only") = True
' 将动态对象序列化回 YAML 字符串
Dim output As String = serializer.Serialize(yamlObject)
' 将新的 YAML 字符串写回文件
File.WriteAllText("config.yml", output)