Class ParameterCollection (1.50.0)

public class ParameterCollection : List<KeyValuePair<string, string>>

A collection of parameters (key value pairs). May contain duplicate keys.

Inheritance

Object > ParameterCollection

Namespace

Google.Apis.Requests.Parameters

Assembly

Google.Apis.Core.dll

Constructors

ParameterCollection()

public ParameterCollection()

Constructs a new parameter collection.

ParameterCollection(IEnumerable<KeyValuePair<String, String>>)

public ParameterCollection(IEnumerable<KeyValuePair<string, string>> collection)

Constructs a new parameter collection from the given collection.

Parameter
Name	Description
`collection`	`IEnumerable<KeyValuePair<String, String>>`

Properties

Item[String]

public IEnumerable<string> this[string key] { get; }

Returns all matches for the specified key. May return an empty enumeration if the key is not present.

Parameter
Name	Description
`key`	`String`

Property Value
Type	Description
`IEnumerable<String>`

Methods

Add(String, String)

public void Add(string key, string value)

Adds a single parameter to this collection.

Parameters
Name	Description
`key`	`String`
`value`	`String`

ContainsKey(String)

public bool ContainsKey(string key)

Returns true if this parameter is set within the collection.

Parameter
Name	Description
`key`	`String`

Returns
Type	Description
`Boolean`

FromDictionary(IDictionary<String, Object>)

public static ParameterCollection FromDictionary(IDictionary<string, object> dictionary)

Creates a parameter collection from the specified dictionary. If the value is an enumerable, a parameter pair will be added for each value. Otherwise the value will be converted into a string using the .ToString() method.

Parameter
Name	Description
`dictionary`	`IDictionary<String, Object>`

Returns
Type	Description
`ParameterCollection`

FromQueryString(String)

public static ParameterCollection FromQueryString(string qs)

Creates a parameter collection from the specified URL encoded query string. Example: The query string "foo=bar&chocolate=cookie" would result in two parameters (foo and bar) with the values "bar" and "cookie" set.

Parameter
Name	Description
`qs`	`String`

Returns
Type	Description
`ParameterCollection`

GetAllMatches(String)

public IEnumerable<string> GetAllMatches(string key)

Returns all matches for the specified key. May return an empty enumeration if the key is not present.

Parameter
Name	Description
`key`	`String`

Returns
Type	Description
`IEnumerable<String>`

GetFirstMatch(String)

public string GetFirstMatch(string key)

Returns the value of the first matching key, or throws a KeyNotFoundException if the parameter is not present within the collection.

Parameter
Name	Description
`key`	`String`

Returns
Type	Description
`String`

TryGetValue(String, out String)

public bool TryGetValue(string key, out string value)

Tries to find the a key within the specified key value collection. Returns true if the key was found. If a pair was found the out parameter value will contain the value of that pair.

Parameters
Name	Description
`key`	`String`
`value`	`String`

Returns
Type	Description
`Boolean`

Extension Method

Utilities.ThrowIfNull<T>(T, String)