try: Difference between revisions

Revision as of 05:04, 23 July 2006

Operand types:

code: Code

Type of returned value:

Nothing

Compatibility:

Version 2.60 required.

Description:

Defines a try-catch structure.

This sets up an exception handling block.

Any thrown exception in a try block is caught in a catch block.

Example:

try {
  if (_name == "") then { 
    throw "No Name"
  }
}
 
catch {
  if (_exception == "No Name") then {
    ....
  }
}

@@ Line 21: / Line 21: @@
 '''Description:'''
-Defines try-catch structure.
+Defines a try-catch structure.
-This is structured exception block.
+This sets up an [[Exception handling|exception handling]] block.
-Any thrown exception in '''try''' block is caught in [[catch]] block.
+Any thrown exception in a '''try''' block is caught in a [[catch]] block.
-The structured exception block has following format:
+'''Example:'''
+ '''try''' {
-'''try''' //begin of try-catch block { //block, that can throw exception }
+   if (_name == "") then {
+     [[throw]] "No Name"
-[[catch]] { //block, that processes an exception}.
+   }
+ }
-Exception is described in _exception variable.
+ [[catch]] {
+   if (_exception == "No Name") then {
+     ....
+   }
+ }