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--- uphp:functions:fsockopen [2017/04/04 13:27]
jeff
+++ uphp:functions:fsockopen [2021/09/13 05:57] (current)
@@ Line 7: / Line 7: @@
 ====Description====
-<well size="sm"><html><span style="font-size:125%;color:green">int
+<well size="sm"><html>
-<span style="color:black"></html>[[fsockopen]]
+<span style="font-size:125%;color:green">int
-<html>(
+<span style="color:black">fsockopen (
 <span style="color:green">string
 <span style="color:blue">$host<span style="color:black">,
@@ Line 26: / Line 26: @@
 <html><b><span style="color:blue">$host<span style="color:black"></b></html>:  Host name or IP address of server to connect to
-<html><b><span style="color:blue">$port<span style="color:black"></b></html>:  Port <html><b><span style="color:green">number<span style="color:black"></b></html>
+<html><b><span style="color:blue">$port<span style="color:black"></b></html>:  Port number
-<html><b><span style="color:blue">$timeout<span style="color:black"></b></html>:  Connection timeout in seconds, optional (if not specified the system wide setting in [[os:config:uphp.ini]] will be used).
+<html><b><span style="color:blue">$timeout<span style="color:black"></b></html>:  Connection timeout in seconds, optional (if not specified the system wide setting in [[software:os:config:uphp.ini]] will be used).
-====Return Value====
+====Return Values====
-Upon success it returns a file handle which may be used together with the other file functions that require a handle such as [[fgets()]], [[fwrite()]], [[fclose()]] and [[feof()]]
+<html><b><span style="color:green">Integer<span style="color:black"></b></html>:  File handle, or 0 if the attempt to open the connection fails
-If the attempt to open the connection fails it will return 0
+The file handle may be used together with the other file functions that require a handle such as [[fgets()]], [[fwrite()]], [[fclose()]] and [[feof()]]
 ====Example====
-**Create a connection to www.example.com and display the response:**
+===Create a connection to www.example.com and display the response===
 <code php>
@@ Line 59: / Line 58: @@
 </code>
-====See Also====
+====Also See====
+[[fopen()]] - Open a file for reading or writing
 [[fseropen()]] - Open the serial port at the specified baud rate with optional parameters
@@ Line 65: / Line 66: @@
 [[f485open()]] - Open the RS-485 port at the specified baud rate and parity
-[[fopen()]] - Open a file for reading or writing
+[[fread()]] - Read bytes from a file, stream or socket
-[[fclose()]] - Close a file, stream or socket
+[[fgets()]] - Return a single line from a file, stream or socket, with optional size limit
-[[feof()]] - Test if no more data is available in a file or stream
+[[fwrite()]] - Write data to a file, stream or socket
-[[fgets()]] - Return a single line from a file or stream, with optional size limit
+[[feof()]] - Test if no more data is available in a file, stream or socket
-[[fread()]] - Return bytes from a file or stream
+[[filesize()]] - Return the size of a file, or the number of unread bytes in a stream or socket
-[[fwrite()]] - Write data to a file or stream
+[[fseek()]] - Position the file pointer in an open file
+[[ftell()]] - Return the current position of a file read/write pointer
+[[fclose()]] - Close a file, stream or socket

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