This question already has answers here: Why would one omit the close tag? (14 answers) Closed 7 years ago. In some scripts I see that they omit writing a closing tag ?> for the script. Why is it and should I do this as well? (I’m sure they have not forgotten it.) 7 Answers 7
I have an array as the following: function example() { /* some stuff here that pushes items with dynamically created key strings into an array */ return array( // now lets pretend it returns the created array ‘firstStringName’ => $whatEver, ‘secondStringName’ => $somethingElse ); } $arr = example(); // now I know that $arr contains … Read more
This question already has answers here: php mysqli_connect: authentication method unknown to the client [caching_sha2_password] (15 answers) Closed 2 years ago. I’m running MySQL version 8 on PHP 7.0. I’m getting the following error when I try to connect to my database from PHP: Connect Error: SQLSTATE[HY000] [2054] The server requested authentication method unknown to … Read more
This is my composer.json, I want to use Nodge’s fork of lessphp project on Github “repositories”: [{ “type”: “package”, “package”: { “version”: “dev-master”, “name”: “nodge/lessphp”, “source”: { “url”: “https://github.com/Nodge/lessphp.git”, “type”: “git”, “reference”: “master” }, “autoload”: { “classmap”: [“lessc.inc.php”] } } }], “require”: { “php”: “>=5.3.3”, “nodge/lessphp”: “dev-master” }, But I get this error when I … Read more
This question already has answers here: Strange behavior Of foreach (2 answers) Closed 4 years ago. I have this code: $a = array (‘zero’,’one’,’two’, ‘three’); foreach ($a as &$v) { } foreach ($a as $v) { echo $v.PHP_EOL; } Can somebody explain why the output is: zero one two two . From zend certification study … Read more
I’m pulling JSON from Instagram: $instagrams = json_decode($response)->data; Then parsing variables into a PHP array to restructure the data, then re-encoding and caching the file: file_put_contents($cache,json_encode($results)); When I open the cache file all my forward slashes “https://stackoverflow.com/” are being escaped: http:\/\/distilleryimage4.instagram.com\/410e7… I gather from my searches that json_encode() automatically does this…is there a way to … Read more
Which is more efficient for clearing all values in an array? The first one would require me to use that function each time in the loop of the second example. foreach ($array as $i => $value) { unset($array[$i]); } Or this foreach($blah_blah as $blah) { $foo = array(); //do something $foo = null; } 14 … Read more
I have a code snippet written in PHP that pulls a block of text from a database and sends it out to a widget on a webpage. The original block of text can be a lengthy article or a short sentence or two; but for this widget I can’t display more than, say, 200 characters. … Read more
I have a website that every time a user logs in or logs out I save it to a text file. My code doesn’t work in appending data or creating a text file if it does not exist.. Here is the sample code $myfile = fopen(“logs.txt”, “wr”) or die(“Unable to open file!”); $txt = “user … Read more
The ‘id’ field of my table auto increases when I insert a row. I want to insert a row and then get that ID. I would do it just as I said it, but is there a way I can do it without worrying about the time between inserting the row and getting the id? … Read more
