How do I get the index of an item in an array?
var fruits = [ 'apple', 'banana', 'orange' ]; how do I find what index of the value "banana" is? (which, of course, is "1"). thanks ...
arrays
Peek ahead when iterating an array in PHP 5.2
Is it possible to "peek ahead" while iterating an array in PHP 5.2? For example, I often use foreach to manipulate data from an array: foreach($array as $object) { // do something } But I often need to peek at the next element while going through the array. I know I could use a for loop and reference the next item by it's index ($ar...
sort associative array in awk - help?
Hi all, I have an associative array in awk that gets populated like this... chr_count[$3]++ When I try to print my chr_counts I use this: for (i in chr_count) { print i,":",chr_count[i]; } But not surprisingly, the order of i is not sorted in any way. Is there an easy way to iterate over the sorted "keys" of chr_count? ...
Dynamically created jagged rectangular array
In my project I have a lot of code like this: int[][] a = new int[firstDimension][]; for (int i=0; i<firstDimension; i++) { a[i] = new int[secondDimension]; } Types of elements are different. Is there any way of writing a method like createArray(typeof(int), firstDimension, secondDimension); and getting new int[firstDimension][s...
Counting comma seperated values in php,how to?
Hey folks, I have a variable holding values separated by a comma (Implode), I'm trying to get the total count of the values in that variable however, count() is just returning 1. I've tried converting the comma separated values to a properly formatted array which still spits out1. So heres the quick snippet where the sarray session...
PHP array_search nor working?
What am I doing wrong here? $array = array('sky'=>'blue', 'grass'=>'green', 'sun'=>'yellow'); $key = array_search('green', $array); echo $key; error: Parse error: syntax error, unexpected T_DOUBLE_ARROW in /Applications/XAMPP/xamppfiles/htdocs/search-array.php on line 2 ...
Problem parsing XML data to Multi dimensional array
Hi there, i'm still transitioning from as2 to as3, i'm having trouble with parsing XML data to Multi dimensional array, below is the onComplete handler which is succesfully tracing 'event.target.data' but outputs 'A term is undefined and has no properties' when tracing _vein_data[0][0].xPos . I'm guessing there is a easier way to approa...
Array length with pointers
How in C++ get array length with pointers only ? I know that tab name is pointer to first element, but what next ? ...
In Php, Calling an array when it's name is stored in a variable
Possible duplicate: http://stackoverflow.com/questions/433302/php-convert-a-string-to-variable for example: $test = array("this","is","a","test"); $what_array_to_read = "$test[0]"; function to read the array $test[0] ...
MemoryError when running Numpy Meshgrid
I have 8823 data points with x,y coordinates. I'm trying to follow the answer on how to get a scatter dataset to be represented as a heatmap but when I go through the X, Y = np.meshgrid(x, y) instruction with my data arrays I get MemoryError. I am new to numpy and matplotlib and am essentially trying to run this by adapting the examp...
What is the easiest way to swap items inside an array (Actionscript 2.0)
I have an array that I want to sort based on the value of one of the values in the array. The way I want to sort it is to evenly distribute the value I am searching for throughout the resulting array. For example - Original array = [a,b,c,d,1,2,3,4] I want to achieve - [a,1,b,2,c,3,d,4] I can work out when to insert the numbers (tota...
Formula needed: Sort array to array-"zig-zag"
I have the following array: a = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16] I use it for some visual stuff like this: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Now I want to sort the array like this to have a "zig-zag" when rendering later. // rearrange the array according to this schema 1 3 6 10 2 5 9 13 4 8 12 15 7 1...
Delete an (exact) element from an array in php
Hi Masters! For example i have an array like this: $test= array("0" => "412", "1" => "2"); I would like to delete the element if its = 2 $delete=2; for($j=0;$j<$dbj;$j++) { if (in_array($delete, $test)) { unset($test[$j]); } } print_r($test); But with this, unfortunatelly the array will empty... How ...
How can I get elements out of an array with Template Toolkit?
I have an array of Paths which i want to read out with Template Toolkit. How can I access the array Elements of this array? The Situation is this: my @dirs; opendir(DIR,'./directory/') || die $!; @dirs = readdir(DIR); close DIR; $vars->{'Tree'} = @dirs; Then I call the Template Page like this: $template->process('create.tmpl', $vars)...
Avoiding Agnostic Jagged Array Flattening in Powershell
Hello, I'm running into an interesting problem in Powershell, and haven't been able to find a solution to it. When I google (and find things like this post), nothing quite as involved as what I'm trying to do comes up, so I thought I'd post the question here. The problem has to do with multidimensional arrays with an outer array length...
PHP : How to get specific data from array
Hello! I try to use amazon API using PHP. If I use print_r($parsed_xml->Items->Item->ItemAttributes) it show me some result like SimpleXMLElement Object ( [Binding] => Electronics [Brand] => Canon [DisplaySize] => 2.5 [EAN] => 0013803113662 ** [Feature] => Array ( [0] => High-powered 20x wide-angle optical zoom with Optical Ima...
Formula needed: Sort array to array-"snaked"
After the you guys helped me out so gracefully last time, here is another tricky array sorter for you. I have the following array: a = [1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16] I use it for some visual stuff and render it like this: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 Now I want to sort the array to have a "snake" l...
Objective-C - How to add objects in 2d NSMutableArrays
Hello, I have this code NSMutableArray *insideArray = [[NSMutableArray alloc] init]; NSMutableArray *outsideArray = [[NSMutableArray alloc] init]; [insideArray addObject:@"Hello 1"]; [insideArray addObject:@"Hello 2"]; [outsideArray addObject:insideArray]; [insideArray removeAllObjects]; [insideArray addObject:@"Hello 3"]; [insideAr...
Generating a table from a PHP array
Hey, I'm not sure how difficult this but I have an array and would like to put it into and html table. I need to have two array strings per row, so if this were the array: $array1 = array( 1 => 'one', 2 => 'two', 3 => 'three', 4 => 'four', 5 => "five", 6 => 'six', ); And I need the html table to lo...
how to print data in a table from mysql
hello, i want to extract the last eight entries from my database and print them into a 2 columns table!like this: |1|2| |3|4| |5|6| |7|8| is that possible? this is my code: $db = new Database(DB_SERVER, DB_USER, DB_PASS, DB_DATABASE); $db->connect(); $sql = "SELECT ID, movieno FROM movies ORDER BY ID D...