For the demo linked in your question, achieving that functionality is actually really simple – as it doesn’t use any AJAX at all (when you start to add AJAX to the mix, it get’s more difficult – explained later). To achieve that functionality you would; upgrade your links to use hashes, then bind into the … Read more
If you mean multi-curl then, something like this might help: $nodes = array($url1, $url2, $url3); $node_count = count($nodes); $curl_arr = array(); $master = curl_multi_init(); for($i = 0; $i < $node_count; $i++) { $url =$nodes[$i]; $curl_arr[$i] = curl_init($url); curl_setopt($curl_arr[$i], CURLOPT_RETURNTRANSFER, true); curl_multi_add_handle($master, $curl_arr[$i]); } do { curl_multi_exec($master,$running); } while($running > 0); for($i = 0; $i < … Read more
You can use the built in fputcsv() for your arrays to generate correct csv lines from your array, so you will have to loop over and collect the lines, like this: $f = fopen(“tmp.csv”, “w”); foreach ($array as $line) { fputcsv($f, $line); } To make the browsers offer the “Save as” dialog, you will have … Read more
require will throw a PHP Fatal Error if the file cannot be loaded. (Execution stops) include produces a Warning if the file cannot be loaded. (Execution continues) Here is a nice illustration of include and require difference: From: Difference require vs. include php (by Robert; Nov 2012)
To make the round trip “The WordPress Way” on the “front-end” (doesn’t work in the context of wp-admin), you need to use 3 WordPress functions: add_query_arg() – to create the URL with your new query variable (‘c’ in your example) the query_vars filter – to modify the list of public query variables that WordPress knows … Read more
No, it doesn’t have one. For this reason most popular libraries come with one in their utility packages. Check out jQuery’s inArray and Prototype’s Array.indexOf for examples. jQuery’s implementation of it is as simple as you might expect: function inArray(needle, haystack) { var length = haystack.length; for(var i = 0; i < length; i++) { … Read more
function listFolderFiles($dir){ $ffs = scandir($dir); unset($ffs[array_search(‘.’, $ffs, true)]); unset($ffs[array_search(‘..’, $ffs, true)]); // prevent empty ordered elements if (count($ffs) < 1) return; echo ‘<ol>’; foreach($ffs as $ff){ echo ‘<li>’.$ff; if(is_dir($dir.”https://stackoverflow.com/”.$ff)) listFolderFiles($dir.”https://stackoverflow.com/”.$ff); echo ‘</li>’; } echo ‘</ol>’; } listFolderFiles(‘Main Dir’);
If you see that character (� U+FFFD “REPLACEMENT CHARACTER”) it usually means that the text itself is encoded in some form of single byte encoding but interpreted in one of the unicode encodings (UTF8 or UTF16). If it were the other way around it would (usually) look something like this: ä. Probably the original encoding … Read more
Put the classname into a variable first: $classname=$var.’Class’; $bar=new $classname(“xyz”); This is often the sort of thing you’ll see wrapped up in a Factory pattern. See Namespaces and dynamic language features for further details.
The <=> (“Spaceship”) operator will offer combined comparison in that it will : Return 0 if values on either side are equal Return 1 if the value on the left is greater Return -1 if the value on the right is greater The rules used by the combined comparison operator are the same as the … Read more