while: Difference between revisions

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| '''while''' {condition} [[do]] {[[Code]]} |= Syntax
| '''while''' condition |= Syntax


|p1= condition : [[Boolean]] [[Code]]
|p1= condition: [[Code]]
|p2 =[[Code]]


 
| [[While Type]] |= Return value
| [[Nothing]] |= Return value
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|x1= <code>[[while]] {a>b} '''[[do]]''' {a<nowiki>=</nowiki>a+1} </code>
|x1= <code>[[while]] "a>b" '''[[do]]''' {a<nowiki>=</nowiki>a+1} </code>
|x2=A practical example: Repair all members of a group to such a level that they are able to stand up: <code><nowiki>{</nowiki><br>&nbsp;&nbsp;while <nowiki>{</nowiki>([[not]] [[canStand]] _x) [[and]] ([[alive]] _x)<nowiki>}</nowiki> [[do]] <nowiki>{</nowiki><br>&nbsp;&nbsp;&nbsp;&nbsp;_x [[setDammage]] ([[getDammage]] _x) - 0.01;<br>&nbsp;&nbsp;<nowiki>};</nowiki><br><nowiki>}</nowiki> [[forEach]] units [[group]] unitname; </code> |= Example 2____________________________________________________________
|x2=A practical example: Repair all members of a group to such a level that they are able to stand up: <code><nowiki>{</nowiki><br>&nbsp;&nbsp;while <nowiki>{</nowiki>([[not]] [[canStand]] _x) [[and]] ([[alive]] _x)<nowiki>}</nowiki> [[do]] <nowiki>{</nowiki><br>&nbsp;&nbsp;&nbsp;&nbsp;_x [[setDammage]] ([[getDammage]] _x) - 0.01;<br>&nbsp;&nbsp;<nowiki>};</nowiki><br><nowiki>}</nowiki> [[forEach]] units [[group]] unitname; </code> |= Example 2____________________________________________________________



Revision as of 17:04, 24 January 2009

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Description

Description:
Repeat Code while condition is true.
Groups:
Uncategorised

Syntax

Syntax:
while condition
Parameters:
condition: Code
Return Value:
While Type

Examples

Example 1:
while "a>b" do {a=a+1}
Example 2:
A practical example: Repair all members of a group to such a level that they are able to stand up: {
  while {(not canStand _x) and (alive _x)} do {
    _x setDammage (getDammage _x) - 0.01;
  };
} forEach units group unitname;

Additional Information

See also:
Control Structures

Notes

Report bugs on the Feedback Tracker and/or discuss them on the Arma Discord or on the Forums.
Only post proven facts here! Add Note

Notes

Posted on May 14, 2008
Kronzky
The boolean code that's used to evaluate the while condition can be preceded by code that executes a regular command.
e.g. while {_a=_a+1; _a<10} do {...}

Notes

Posted on July 11, 2008
RaynMan
It is important to note, however, that the above example will operate as a pre-increment. In the following example: _a = 0
while{_a=_a+1; _a<5} do { player sideChat format["_a = %1", _a]} the player will 'sideChat' 1,2,3,4.

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