C# 0 The Complete Reference

data.txt

. Notice how few lines of code are involved. By changing the string specified by 

uri

,

you can download information from any URI, including specific files.

www.freepdf-books.com

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PART II

C h a p t e r   2 5 :  

N e t w o r k i n g   T h r o u g h   t h e   I n t e r n e t   U s i n g   S y s t e m . N e t    

845

public byte[ ]

    UploadData(Uri 

uri

,

                      string 

how

,

                      byte[ ] 

info

)

Writes the information specified by 

info

 to the URI specified 

by

uri.

 The response is returned. The string passed in 

how

specifies how the information will be written. 

public byte[ ]

    UploadFile(string 

uri

, string 

fname

)

Writes the information in the file specified by 

fname

 to the 

URI specified by 

uri.

 The response is returned.

public byte[ ]

    UploadFile(Uri 

uri

, string 

fname

)

Writes the information in the file specified by 

fname

 to the 

URI specified by 

uri.

 The response is returned.

public byte[ ]

    UploadFile(string 

uri

,

                    string 

how

,

                    string 

fname

)

Writes the information in the file specified by 

fname

 to the 

URI specified by 

uri.

 The response is returned. The string 

passed in 

how

 specifies how the information will be written.

public byte[ ]

    UploadFile(Uri 

uri

,

                    string 

how

,

                    string 

fname

)

Writes the information in the file specified by 

fname

 to the 

URI specified by 

uri.

 The response is returned. The string 

passed in 

how

 specifies how the information will be written.

public string UploadString(string 

uri

, string 

str

)

Writes 

str

 to the URI specified by 

uri.

 The response is 

returned. 

public string UploadString(Uri 

uri

, string 

str

)

Writes 

str

 to the URI specified by 

uri.

 The response is 

returned. 

public string UploadString(string 

uri

,

                                       string 

how

,

                                       string 

str

)

Writes 

str

 to the URI specified by 

uri.

 The response is 

returned. The string passed in 

how

 specifies how the 

information will be written. 

public string UploadString(Uri 

uri

,

                                       string how,

                                       string 

str

)

Writes 

str

 to the URI specified by 

uri

. The response is 

returned. The string passed in 

how

 specifies how the 

information will be written. 

public byte[ ]

    UploadValues(string 

uri

,

                        NameValueCollection 

vals

)

Writes the values in the collection specified by 

vals

 to the 

URI specified by 

uri.

 The response is returned.

public byte[ ]

    UploadValues(Uri 

uri

,

                        NameValueCollection 

vals

 )

Writes the values in the collection specified by 

vals

 to the 

URI specified by 

uri.

 The response is returned. 

public byte[ ]

    UploadValues(string 

uri

,

                         string 

how

,

                         NameValueCollection 

vals

)

Writes the values in the collection specified by 

vals

 to the 

URI specified by 

uri.

 The response is returned. The string 

passed in 

how

 specifies how the information will be written.

public byte[ ]

    UploadValues(Uri 

uri

,

                         string 

how

,

                         NameValueCollection 

vals

)

Writes the values in the collection specified by 

vals

 to the 

URI specified by 

uri.

 The response is returned. The string 

passed in 

how

 specifies how the information will be written. 

T

ABLE

 25-7 

The Synchronous Methods Defi ned by 

WebClient

(continued)

Method

Description

Although