Array+=: Difference between revisions

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The array[]+={} syntax for Arma 3 was introduced as an attempt to add unique weapons (or magazines) to a unit without the tedium of duplicate-typing all the basic items.
The array[]+={} syntax for {{arma3}} was introduced as an attempt to add unique weapons (or magazines) to a unit without the tedium of duplicate-typing all the basic items.


It originally had a text-only interpreter making it quite impossible to generate config.bin's versus config.cpp's. Later, Binarize was modified to create new token code for this syntax. This token code is broken as it bears no relationship to any other tokenised output. It 'works' simply because its data format can be ignored.
It originally had a text-only interpreter making it quite impossible to generate config.bin's versus config.cpp's. Later, Binarize was modified to create new token code for this syntax.
This token code is broken as it bears no relationship to any other tokenised output. It 'works' simply because its data format can be ignored.


It is not present in any form in any of the official addons accompanying Arma 3.
It is not present in any form in any of the official addons accompanying {{arma3}}.
<!-- //commented until somebody looks into this article
<!-- // commented until somebody looks into this article
As a command it is almost totally useless. Since nested hierarchy isn't permitted, it is pointless.
As a command it is almost totally useless. Since nested hierarchy isn't permitted, it is pointless.
-->
-->


== Usage ==
<syntaxhighlight lang="cpp">
class A
{
array[] = { any, thing };
};


usage:
class B : A
{
array += { more, Bstuff };
};


class A
class C : A // inherits from A, -not- B
{
{
  array[]={any,thing};
array += { other, Cstuff };
};
};
class B:A
</syntaxhighlight>
{
  array+={more,Bstuff];
}
class C:A
{
  array+={other, Cstuff};
};


ONLY direct inheritance works of an array explicitly stated in the inherited class as being array[]={some,thing}. The following WILL NOT WORK
{{Feature|warning|2=
Only '''direct inheritance''' of an explicitly-stated array works. The following cases do '''not''' work:
{{{!}} style="width: 100%"
{{!}} style="width: 50%" {{!}}
<syntaxhighlight lang="cpp">
class A { array[] = { any, thing }; }
class B : A {};
class C : B // inherits from B which inherits from A (without changes)
{
array[]+ = { wont, work }; // result: array[] = { wont, work };
};
</syntaxhighlight>
{{!}}
<syntaxhighlight lang="cpp">
class A { array[] = { any, thing }; };
class B : A { array[] += { more, stuff }; };
class C : B // inherits from B which inherits from A (with += changes)
{
array[] += { wont, work }; // result: array[] = { wont, work };
};
</syntaxhighlight>
{{!}}}
}}


class A {array[]={any,thing};}
class B:A{};
class C:B
{
  array[]+={wont,work}; // result: array[]={wont,work};
}
-----
class A {array[]={any,thing};}
class B:A{array[]+={more,stuff};};
class C:B
{
  array[]+={wont,work}; // result: array[]={wont,work};
}


[[Category:BIS File Formats]]
[[Category:BIS File Formats]]

Revision as of 12:16, 27 May 2022

The array[]+={} syntax for Arma 3 was introduced as an attempt to add unique weapons (or magazines) to a unit without the tedium of duplicate-typing all the basic items.

It originally had a text-only interpreter making it quite impossible to generate config.bin's versus config.cpp's. Later, Binarize was modified to create new token code for this syntax. This token code is broken as it bears no relationship to any other tokenised output. It 'works' simply because its data format can be ignored.

It is not present in any form in any of the official addons accompanying Arma 3.

Usage

class A
{
	array[] = { any, thing };
};

class B : A
{
	array += { more, Bstuff };
};

class C : A // inherits from A, -not- B
{
	array += { other, Cstuff };
};
Only direct inheritance of an explicitly-stated array works. The following cases do not work:
class A { array[] = { any, thing }; }
class B : A {};
class C : B // inherits from B which inherits from A (without changes)
{
	array[]+ = { wont, work }; // result: array[] = { wont, work };
};
class A { array[] = { any, thing }; };
class B : A { array[] += { more, stuff }; };
class C : B // inherits from B which inherits from A (with += changes)
{
	array[] += { wont, work }; // result: array[] = { wont, work };
};