arrays

How to get an array size

I'd like to know how to get an array rows & columns size. For instance it would be something like this: int matrix[][] = { { 2, 3 , 4}, { 1, 5, 3 } } The size of this one would be 2 x 3. How can I calculate this without including other libraries but stdio or stdlib? ...

Passing a Structure containing an array of String and an array of Integer into a C++ DLL

I'm having problems with marshaling in VB.NET to C++, here's the code : In the C++ DLL : struct APP_PARAM { int numData; LPCSTR *text; int *values; }; int App::StartApp(APP_PARAM params) { for (int i = 0; i < numLines; i++) { OutputDebugString(params.text[i]); } } In VB.NET : <StructLayoutAttribute...

Javascript replace using regexp

<input type="text" value="[tabelas][something][oas]" id="allInput"> <script type="text/javascript"> allInput = document.getElementById('allInput'); var nivel = new Array('tabelas', 'produto'); for (var i =0; i < nivel.length ; i++ ) { alert(" oi => " + allInput.value + " <-- " + nivel[i]) ; var re = new RegExp("^\[" + nivel[i] + "\...

[C#] Get Index of Control in an Control-Array

I have a TextBox Array private TextBox[,] Fields = new TextBox[9, 9]; and all the TextBoxes have got the same TextChanged-Event void Field_Changed( object sender, EventArgs e ) Is there a way to get the Index of the sender in the Array (without giving each TextBox it's own EventHandler)? ...

dreferencing 2 d array

Please look at this peice of code :- #include<stdio.h> int main() { int arr[2][2]={1,2,3,4}; printf("%d %u %u",**arr,*arr,arr); return 0; } When i compiled and executed this program i got same value for arr and *arr which is the starting address of the 2 d array. For example:- 1 3214506 3214506 My question is why does dereferencing a...

Matching Class arrays

I'm writing a routine to invoke methods, found by a name and an array of parameter Class values Matching the Method by getName works, but when trying to match the given Class[] for parameters, and Method.getParameterTypes(), I'm having trouble. I assumed that this would work: Class[] searchParams = new Class[] { float.class, String.c...

How do I deference this Perl array of arrays?

Consider this Perl code my @a=[[1]]; print $a[0][0]; **output** ARRAY(0x229e8) Why does it print an ARRAY instead of 1? I would have expected @a to create an array of size 1 with a reference to a second array containing only one element, 1. ...

Working with Form Array's in Coldfusion?

I have no idea how to handle this in coldfusion 9, I have a form being submitted (POST) with element checkboxes, called items[]. When I do a <cfdump var="#form#" /> no-problem, I get all the items shown with the proper names like items[] eg: struct ITEMS[] 13,14 FIELDNAMES ITEMS[] however doing a <cfdump var="#form.items[]#" />...

Why Use java.lang.reflect.Array For Anything Other Than Array Creation?

Java Class java.lang.reflect.Array provides a set of tools for creating an array dynamically. However in addition to that it has a whole set of methods for accessing (get, set, and length) an array. I don't understand the point of this, since you can (and presumably would) cast your dynamically generated array as an array upon creation...

Hyphen in Array keys

All, I have an array with hyphens in the key name. How do I extract the value of it in PHP? It returns a 0 to me, if I access like this: print $testarray->test-key; This is how the array looks like testarray[] = {["test-key"]=2,["hotlink"]=1} Thanks ...

How do I detect an array

OK so, is there an efficient way to detect on what array you're currently on by using the KeyListener? My code: http://www.javadan.pastebin.com/X68VyuGL What I am trying to do here is see if the current tile I am on is BLOCKED. Thanks. ...

Hyphens in Keys of Object

I have an stdClass Object like this: stdClass Object ( [key-west] => 1 [disney-land] => 1 ) I am trying to retrieve the value like this: $objectName->key-west but the value returned is 0. Why? and How can I retrieve it as 1? Thanks ...

Can I pass an array as arguments to a method with variable arguments in Java?

I'd like to be able to create a function like: class A { private String extraVar; public String myFormat(String format, Object ... args){ return String.format(format, extraVar, args); } } The problem here is that args is treated as Object[] in the method myFormat, and thus is a single argument to String.format, while I'd lik...

JQuery make an array - how/what is best

I have 4 serailized arrays that I want to pass to php for processing. What is the best way to combine them into a single array> example: serial_1 = $('#col1').sortable('serialize'); serial_2 = $('#col2').sortable('serialize'); serial_3 = $('#col3').sortable('serialize'); serial_4 = $('#col4').sortable('serialize');` each serialized...

How to get sub array in PHP?

I want to get an array composed of the first 4 rows of the original array $arr, how to do it in PHP? ...

Fastest way to check for value existance.

I have a list of values I have to check my input against it for existence. What is the faster way? This is really out of curiosity on how the internals work, not any stuff about premature optimization etc... 1. $x=array('v'=>'','c'=>'','w'=>); .. .. array_key_exists($input,$x); 2. $x=array('v','c','w'); .. .. in_array($input,$x);...

PHP: Check if 0?

Hi, I am using a class which returns me the value of a particular row and cell of an excel spreadsheet. To build up an array of one column I am counting the rows and then looping through that number with a for() loop and then using the $array[] = $value to set the incrementing array object's value. This works great if none of the value...

release array created from parameter

How can I release an array created from a parameter? I have function like -(NSMutableArray*)composePhrase:(NSString*) phraseLiteral{ ... NSArray* wordLiterals=[phraseLiteral componentsSeparatedByCharactersInSet:[NSCharacterSet characterSetWithCharactersInString:@"[]"]]; ... [wordLiterals release]; } and I always got probl...

PHP OOP: Parenting objects/functions?

Hi everyone, How is parenting functions in PHP done properly according to the following example? Can I make sure that my array isn't overwritten and the previous values inside array lost, on each addArray call? function arraybase() { $this->array = new ArrayObject(); return $this; } function addArray($value) { parent::$t...

get the array with html array path

hey, i have this path name from an input element interesse[angebote][flurfuerderfahrzeuge] as a string in my php var. now i need convert it somehow (with regex or explode()) so it looks like this: $_POST['interesse']['angebote']['flurfuerderfahrzeuge'] and the use eval() to get the value. But I'm sure there must be a much easier way do t...