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How to check if PHP array is associative or sequential?

PHP treats all arrays as associative, so there aren't any built in functions. Can anyone recommend a fairly efficient way to check if an array contains only numeric keys? ...
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`static` keyword inside function?

... found some things I hadn't seen before. I did some initial looking in the php manual, but it didn't explain these examples. ...
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Error message Strict standards: Non-static method should not be called statically in php

I have the following php. However when I see the index.php I get the following error message. 7 Answers ...
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What is the meaning of the /dist directory in open source projects?

...JS packages, used by Npm. vendor/: includes libraries and dependencies for PHP packages, used by Composer. bin/: files that get added to your PATH when installed. Markdown/Text Files: README.md: A help file which addresses setup, tutorials, and documents the project. README.txt is also used. LIC...
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PHP - iterate on string characters

...ated array foreach ($array as $char) { echo $char; } You can check the PHP docs for more information: str_split share | improve this answer | follow | ...
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How to validate phone numbers using regex

... phone number is 1' OR 1=1 -- PWNED. See xkcd.com/327 and owasp.org/index.php/Testing_for_SQL_Injection_(OWASP-DV-005) – Aaron Newton Sep 19 '13 at 8:31 ...
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CORS - How do 'preflight' an httprequest?

...ll be current to many of us. Here is how I dealt with it in a jQuery 1.12 /PHP 5.6 context: jQuery sent its XHR request using only limited headers; only 'Origin' was sent. No preflight request was needed. The server only had to detect such a request, and add the "Access-Control-Allow-Origin: " . ...
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submitting a GET form with query string params and hidden params disappear

...ntains the target, where the form should be processed? like: action="index.php?site=search". I'm not sure, if putting the GET parameter in hidden input fields is an god idea. – The Bndr Aug 24 '17 at 13:09 ...
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startsWith() and endsWith() functions in PHP

...rlen($needle)) === 0; } This should be one of the fastest solutions on PHP 7 (benchmark script). Tested against 8KB haystacks, various length needles and full, partial and no match cases. strncmp is a touch faster for starts-with but it cannot check ends-with. ...
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Copy entire contents of a directory to another using php

...ing recursively I found in this note on the copy documentation page: <?php function recurse_copy($src,$dst) { $dir = opendir($src); @mkdir($dst); while(false !== ( $file = readdir($dir)) ) { if (( $file != '.' ) && ( $file != '..' )) { if ( is_dir($s...