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uphp:functions:call_user_func

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uphp:functions:call_user_func [2017/02/18 13:38]
jeff 		uphp:functions:call_user_func [2017/03/28 20:04]
jeff
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 ======call_user_func====== ======call_user_func======
-<badge>WMPRO, WMMINI FW > 1.0</badge> <badge>WMMEGA FW > 2.0</badge>+<badge>WMPRO, WMMINI FW >= 1.0</badge> <badge>WMMEGA FW >= 2.0</badge>
  
 Call a user defined function with optional parameters Call a user defined function with optional parameters
  
 ====Description==== ====Description====
-<well size="sm"><html><span style="font-size:125%;color:green;">mixed <span style="color:black;"></html>[[call_user_func]]<html> ( <span style="color:green;">string <span style="color:blue;">$function_name <span style="color:black;">[, <span style="color:green;">mixed <span style="color:blue;">$parameters <span style="color:black;">... ] )</html></well>+<well size="sm"><html><span style="font-size:125%;color:green;">mixed 
 +<span style="color:black;"></html>[[call_user_func]] 
 +<html>( 
 +<span style="color:green;">string 
 +<span style="color:blue;">$function_name 
 +<span style="color:black;">[, 
 +<span style="color:green;">mixed 
 +<span style="color:blue;">$parameters 
 +<span style="color:black;">... ] ) 
 +</html></well>
 Return result as defined by the user function  Return result as defined by the user function 
  
 ====Parameters==== ====Parameters====
-<html><span style="color:blue;"><b>function_name</b><span style="color:black;"></html>: String containing the name of the user function to call+<html><span style="color:blue;"><b>$function_name</b><span style="color:black;"></html>:  String containing the name of the user function to call
  
-<html><span style="color:blue;"><b>parameters</b><span style="color:black;"></html>: Optional parameters to pass to the function+<html><span style="color:blue;"><b>$parameters</b><span style="color:black;"></html>:  Optional parameters to pass to the function
  
 ====Return Value==== ====Return Value====
-Any type depending on the way the function is defined.+Any type depending on the way the function is defined
  
 ====Example==== ====Example====
-<code php><?  +<code php> 
-function my_add($x,$y) { +<? 
-  return $x+$y; +  function my_add($x,$y) { 
-} +    return $x+$y; 
-$result=call_user_func("my_add",1,3); +  } 
-print($result); // result is 4 +  $result=call_user_func("my_add",1,3); 
-?></code>+  print($result); // result is 4 
 +?> 
 +</code>
  
 ====See Also==== ====See Also====
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 [[uphp:statements:return]] - Return program control to the calling module [[uphp:statements:return]] - Return program control to the calling module
- 
-[[print()]] - Output data to the current output stream such as a web page or terminal 
  
 ====Additional Information==== ====Additional Information====
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 If used within a function, the [[uphp:statements:return]] statement immediately ends execution of the function, and returns its argument as the value of the function call. If used within a function, the [[uphp:statements:return]] statement immediately ends execution of the function, and returns its argument as the value of the function call.
 +
uphp/functions/call_user_func.txt · Last modified: 2021/09/13 05:57 (external edit)

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