# CreateKeyValue `CreateKeyValue(Key, Value) {Dictionary}` `Key`-`{String}` `Value`-`{Variant}` Helper用于创建`Key-Value`对与`Dictionary`。 用于`WebRequest` /`WebResponse``Cookies`，`Headers`和`QuerystringParams` ~~~vb WebHelpers.CreateKeyValue "abc", 123 '// -> {"Key": "abc", "Value": 123} ~~~