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Socket.Peek

Peeks bytes from socket and returns them as text.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
Socket 3.1 Yes Yes Yes Yes Yes
MBS( "Socket.Peek"; SocketID; length { ; Encoding } )   More

Parameters

Parameter Description Example Flags
SocketID The socket ID received by Socket.Connect function. $sock
length Maximum number of bytes to read. 10
Encoding The text encoding for result.
Default is native. This function can also handle UTF-16 as well as UTF-16LE and UTF-16BE for little/big endian byte order.
Possible encoding names: ANSI, ISO-8859-1, Latin1, Mac, Native, UTF-8, DOS, Hex, Base64 or Windows. More listed in the FAQ.
UTF8 Optional

Result

Returns text or error message.

Description

Peeks bytes from socket and returns them as text.
The text returned may be shorter than length bytes.

If you like to look into the whole buffer, please use Socket.PeekAll function.

Examples

Read up to 8 bytes and decode them from Windows text encoding into FileMaker:

$value = MBS( "Socket.Read"; $sock; 8; "windows" )

See also

Blog Entries

Created 18th August 2014, last changed 15th February 2019


Socket.NewUDPSocket   -   Socket.PeekAll

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