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I noticed that this list page: https://kruxor.com/list/rs3_efficient_skill/ Loads about 29 (well exactly 29) youtube video embeds and was wondering if there was an easy way to replace these iframes w..

This uses the php explode function to split a string into an array based on a delimiter character. I always forget which order this goes in.

i want a script that can check the current page uri and then match it to a list of links to be able to add an active class that survives page reloading So here we go... 1. Get the current page url. ..

yes you can actually run compression on a string to save space and then uncompress it at the other end...

I was thinking it might be useful to link the search term to the page, so that it can be found more easily using that search. For example, Link this search text (somehow) to the post page and display..

How to make these look better. The labels are used in the list items to show a small version of the category or sometimes the view count for a list item. How they look currently Dark Mode Ligh..

For google page speed i had an issue when every page was loading tinymce, which is quite a large script. I only actually use this script when editing pages, so this is the change i made to only inser..

you can add this to your custom wp_query making sure your query also has the paging passed through to it

this is a raw template with list query for specific category names and also includes paging, if the post number is greater than 8 posts in the included categories. 

this is a bit raw, but shows the $args = array('category_name' => 'Categy Name 1','Categy Name 2','Categy Name 3' => 8, 'paged' => $paged ); for querying the category_name to do multiple pro..

I needed a quick tool that can convert say 20 minutes into decimal, as im doing this a lot these days. Here is what i come up with, well you can google it as well and that works, but this form is a bi..

this is in template-parts/content.php which may be different based on your theme or version of wordpress.  you can locate the category id in wordpress by going into categories and then clicking ..

I was looking at doing this just to generate all css colours, i think the only issue is there is a lot! You can do this with rgb(0,0,0) all the way up to rgb(255,255,255) how many seperate colours is..

here we generate a form dropdown from a php countries array using the country code as the name of the form option

this should assign the current wordpress post id to $post_id, from template-parts/content.php if you want to show it, just echo the $post_id

if you ever need to search for a file in a zip file this is how to do it (in windows). Also you will need to install 7zip Open a command prompt CTRL+R and type cmd cd C:\Program Files\7-Zip 7z l c..

This error is caused due to a function name change in the simple_html_dom.php library if you are using an older one and upgrading to the never version, you can see it in the change log here: https://s..

Apparently this error is caused by not closing the database after using it.  Warning: SQLite3::query(): Unable to execute statement: database is locked. You can close the database using the fol..

password_hash is used to generate a hash for a password. using this in its simple form can be good for generating a hash from some text like the following code.

17 Aug 20 core is php content management system where the content is editable from the front end of the site, so there is no real back end to this system. i designed it to be easily extended so every..

This will change an upper case or lower case, or mixed case string to uc words. Example with this page title

this can change a lower case or any case into upper case using the str to upper php function Example

use this function to convert a lower case or sentence case string into its uppercase form

good if you want to .. return part of a string

country codes to country names array in php

This loads content into a fancybox modal using an ajax request so you can specify a url to load into the modal when the button is clicked

i was just looking for an equivalent to the isset in php for javascript, i was initially using .length but this can still cause errors so i found this solution. if (typeof my_var !== 'undefined') {}

this will check if the timestamp string is less or more than one hour old.

this is an example using: get_the_date: this one gets the post date the_excerpt: which gets the .. excerpt or summary text from the post and get_the_post_thumbnail_url which gets the image from th..

i was var_dumping an array the other day, and it comes out like a massive string you cant read. a fast way to make this readable is just to add some pre tags to it.

Nginx Server Block with Rewrite Here is a basic nginx server block with rewrite to the index.php file. So it takes all the parameters and passes them into the index, into the variable $p or $_GE..

a column of pulsing dots using css keyframes animation

With just a couple of lines of js and html you can load your video links in a modal lightbox. Get the latest version of the fancybox scripts (just the links) from here: https://cdnjs.com/libraries/fa..

a few examples using css linear gradient for the background

gets the page content and displays it on a template, this must use the post loop as shown in the code.

extracting variables from a nested object with new variable names

here you can see the syntax changes between ES5 vs ES6 Object declaration, you can still access the values in the same way.

using recursion to return a range array between the two numbers added

just a slight change to the count up version of this, using unshift rather than push to the array.

This function gets the current document URI assigns it to the variable documentURI so it can be reused and shows it in the result area once you click on run function.

here is a jquery document ready that also loads the foundation js library. im not sure if the document foundation needs to be loaded in the document ready, but this way seems to work.

This is how you can center something in another element if you dont want to use the flex method.  You will need the relative position on the outer element, and the absolute on the center one unl..

this checks if a mysql table already exists in the selected database and returns true or false

you can use the following function to show a php source file as html

this function will add a click event to the target if the window size is greater than the target_width

in this we will create a function that calls its self to add to an array a range of numbers

an easy way to get the current date from php into a mysql or sql timestamp format, this uses the server time

This will check if the google checkbox is checked and then enable or disable the form button depending on the outcome. This is just a basic version of this check, you should also check that the captu..

a function that will generate a random user name from a list of user names

this is how i get a live reloading dev environment up and running on my windows pc's using node , npm and browsersync.

My tests using the Spread Operator rather than the apply function. In the 1st function show_max_array i use the apply operator to convert the array into comma seperated values. In the show_max_array..

If you don't know how many parameters you will need in your function you can use the rest operator to pass them in. ...

You can pass in default parameters for functions so that if the function is used with no parameter it will use the default one.

Here is an example using a Complex or Higher Order arrow function, which slightly reduces the amount of code lines used. This should return the square root of all positive integers passed into it.

you can pass parameters to arrow functions as well as shown in the following demo, these functions are only meant to be used once where normal functions can be re-used.

in this exercise i will take a function variable and write it in one line using the arrow function

This shows how you can lock an object so its content cannot be modified. if you comment out the line Object.freeze(my_object); it will allow it to be modified again.

a const means that you cannot re-declare the variable name, but you can still mutate an array content that is declared as a const. so you can see in the following example that even though the array is..

this will return an australian state code based on the postcode, so you can enter a valid postcode and see which state it belongs too. e.g: 2000 should return NSW

This example uses let and const rather than just vars, let can only be declaired once rather than overwritten like vars and const is a read only variable so it cant be changed. 

Using let rather than var and use strict can avoid some overwriting of variables i will write a function here that shows how let throws an error. This function now gives an error in the console. Uncau..

I actually find if then statements much easier to read than these ones, but these seem more efficient. 

this statement can be used instead of if this else that statements. to me it makes it look a bit more complex when reading it. this is the basic syntax. condition ? statement-if-true : statement-if-fa..

This is the same as the parseint function, but you can also specify a base for the number which can be between 2 - 36. 2 is binary. Zeros and Ones. I think base 10 is the normal numbering system, but ..

this function uses the parseInt function to return a proper integer or an error code if it can't. So this demo should return NaN for the Not an Int (x1235) and The int for the 00001235. I think that N..

My testing for generating a random whole number within a range... 🤞 While the solution here works, it just loops until it gets a random number that is lower than the max, so not sure if this is th..

this will split the string into an array based on the spaces inbetween words. you can split it based on any character, for example if you had words in csv comma format you could use the second example..

this will get the current address add it to a variable and show it on the result element

For a while i have been using frameworks for their easy grid systems, like foundation and bootstrap. I guess this is a bit lazy and very bloated as you are loading the full css library and using about..

this is a template that i use while testing flat html files, if you add it to a server it will live reload. this does seem to cause issues depending on the site that is is used on, like reloading all ..

shows the radial click effect like in the material design, so when you click a button it will show a click at that area with a nice animation. Uses CSS and javascript to generate this effect.

generate a random whole number function with test buttons

generate a random fraction and add it to result when clicking a button

my solution to the FCC Basic js Profile Lookup, with added results area and button to run the function.

using xcopy and a loop i found this is a good way to make sure that changes in one file make their way across to another location using a windows batch file. this one loops every 5 seconds, i think yo..

showing how to use a do while loop, i don't use these ones very often usually just a for loop.

get the average of a array of numbers

this will show the height and width of an image using javascript

showing an example of chevron toggles kinda like a manual accordion

this is good if you want to change a form checkbox with the default and show a fancy tick or something else, this will still check the checkbox so will work normally as the form element

good if you have apache and access to htaccess file to redirect requests to https version of the site. this one also includes a rewrite to index.php so if you don't need this remove the last line.

this uses php $_SERVER['REMOTE_ADDR'] to show your IP address

this function will return the score name depending on the par and strokes for golf

this will check if two values are not equal

this will check if two values are exactly equal

showing the difference between == and === operators

$dot_location = strpos($my_string,"."); The first version of this does not seem to work in all cases, so i have updated this with a working version here.

basic usage for the str_replace php function str_replace ( mixed $search , mixed $replace , mixed $subject)

Here is a a smaller version of the built in php function uniqid() uses letters and numbers and specify the length of the random string.

here is a built in php function that will show the amount of free space available on your server.

just in case you need to create a CURRENT_TIMESTAMP using php, this formats the current date into the following.

ok so lets say we have a string like this: Hi there im a string. I am also part of the same string. And we want to shorten the above string into just:  Hi there im a string. This is what i wo..

checks if a url is valid

this function converts a html string into a uid or unique id type string, its not actually unique, but its a string that can be used to make the title of something that contains html into a usable str..

this function will show you the percentage difference between two numbers

I have been writing a few functions using sqlite and mysql. There are a couple of slight differences which can be seen in this count items_function.

Here i calculate the number of days since a certain date in php and use the values for checking how much something costs per day.  Start Date Lets add the date that the item was purchaced. In d..

Convert 1/1/2011 into 2011-01-01 00:00:00

give this an array of strings and it will pick a random one to return from the array.

This will produce some thing like this: 19 December 2018 @ 10:12

Core works on the following directory structure: //class//class/extends//css//db//images//import//inc//lib//pages//templates/ all of the core structure is fairly self explanitory core.class.php can..

usage: $page_timer = new page_timer; // at the start of your code echo $page_timer->end(); // at the end of your code.

function via here http://php.net/manual/en/function.filesize.php#106569

this will loop through and assign the variable $p1 = ""; to each in the loop

check that the table name exists in a sqlite database, this function it taken from a class.

This will return the current class name, can be used in side a function of the current class object or give it another object name to return. class myclass {function myfunction() {echo get_class($thi..

this will assign all items in the array to variables $p1,$p2.. etc. $p = "/1/2/3/4/5/"; $page_array = explode("/",$p); foreach ($page_array as $key => $value) { if($value > "") { ${"p".$pc..

this code will generate a random color every time its loaded using the rand function in php and generate something like this. .random-color { color:rgb(111,222,111); } PHP Code <?php ..

/ - opening delimiter (necessary for regular expressions, can be any character that doesn't appear in the regular expression \( - Match an opening parenthesis [^)]+ - Match 1 or more character that..

Lets say we have a string like this hi there im a string (not really a string). and we want to remove this bit (not really a string) We can do this using the following regex (preg_replace) $strin..

$css_out = "";$max_width = "50";for($i=0; $i<=$max_width; $i = $i + 5) {$css_out .= ".m".$i."{margin:".$i."px;}";}return $css_out;

There is a few methods of getting this but here is a simple one. Replacing the http or https manually.  $current_url = "http://$_SERVER[HTTP_HOST]$_SERVER[REQUEST_URI]"; Here is a more complex ..

I ususally use this one if i am linking to files in the server document root folder rather than specifying ../directory/include.file.php i will use something like this:  $document_root = $_..

good if you want to remove all of the instances of an element in a string like if you have a <h1> tag in your string and want to remove it you can use the following code. $additional = "some te..

Using DOMDocument you can get strings between tags Useful if you are processing raw html files with php function getTextBetweenTags($string, $tagname){ $d = new DOMDocument(); $d->load..

basic loop through sql results using sqlite and php $sql = "select $field_name from $db_table_name"; $out = ""; $result = $db->query($sql); if($result) { while($row = $result->fetchA..

if you have a bunch of html with inline image links this will convert them into base64 images inline. <?php $html = "my html string with multiple image tags..."; $dom = new DOMD..

When moving wordpress sites around the place its usually easiest to change the domain like this. add these to your wp-config.php file define('WP_HOME','http://newsite.com'); define('WP_SITEURL','ht..

if you need to read in the contents of a directory in php and sort it by date header('Content-Type: application/json'); $dir = "./html/"; $file_type = ".html"; $out = ""; $files_array[] = ""; ..

Here is a smaller implimentation of the built in uniqid() function. Good if you want to generate smaller unique strings for url's uniqid example suniqid(5) function suniqid($len = 5) { $..

this will show the http_response_header when using file get contents, can be useful for seeing what the server is doing. $contents = @file_get_contents($url); echo "<pre>"; var_dump($http_re..

if you are using page templates in wordpress and need to show content from wordpress this is the easiest method. This only works for wordpress "pages" not blog "posts". For showing blog posts you will..

you can use the file_get_contents function to read a file or a web address usage get a url content $homepage = file_get_contents('http://www.example.com/'); echo $homepage; get a file con..

Category: PHP the parse_url php function will split a url into an array of url fragments $url = "http://kruxor.com/path/?argument=value#anchor"; var_dump(parse_url($url)); parse_url example ..

I know i always forget this so ill add it here, see if i can remember it. This should count to 10 Out 0 1 2 3 4 5 6 7 8 9 10

try and catch example try { //enter code to catch file_get_contents($link); } catch(Exception $ex){ //Process the exception $page_content .= "Unable to process : $link"; }

this usually happens if the permissions on the wordpress wp-content folder are not correct or writable. check the permissions are correct: (this is for apache, the user names might be different che..

add this to your theme scripts functions file here is the full one from HTML5 Blank // Load HTML5 Blank scripts (header.php) function html5blank_header_scripts() { if ($GLOBALS['pagenow'] != ..

Add this to your themes functions.php file, to include your own version of jquery. if (!is_admin()) add_action("wp_enqueue_scripts", "jquery_enqueue", 11); function jquery_enqueue() { wp_deregi..

The copy() function copies a file. This function returns TRUE on success and FALSE on failure. echo copy("source.txt","target.txt");

Useful if you need to get PHP to return parts of the date. The date today in number format $date_today = date("d"); e.g: 21 Todays month name $month_name = date("F"); e.g: July ..

Changes the header to show json type content when the server requests it. header('Content-Type: application/json');

good for using shortcodes in your wordpress templates

this will download the url and extract its meta tags returning a json encoded string, with json headers. If the url is accessable. <?php header('Content-Type: application/json'); if(!isset($..

Not sure if this is the best or correct way of handling CSV file imports, but it worked for me. here is an example of opening a csv and importing the content into a class, you will need to create ..

Good for reading the modified time of files with php... echo date("F d Y H:i:s.",filemtime("html/php-get-the-file-modified-time-with-filemtime.html")); will output

This will replace all characters that are not A-Z a-z 0-9 and - $uid = preg_replace("/[^A-Za-z0-9\-]/", '', $uid);

this quick function will check if the page is home or not good if you want something on the other pages and something just on the home page in the header or that kind of thing. i have tested this i..

this function passes in an array with custom request headers to curl, good if you need to pass in some headers to request an api url and give it an auth key or something like that. Also added to the a..

good if you need to delete data older than a certain date, i tested this and it seems to delete data older than 2 days but might have had the time stamp incorrect or something. DELETE FROM $db_tabl..

good for using in templates in case the site is moved <?php echo get_site_url(); ?> Usage Example (css) using inline styles in a template file <style> .class { background:url("<?p..

this is if you have an element as follows, and you want to extract attributes from it. <img class="an-image-wow" src="image.jpg" data-image="data-image.jpg" alt="my alt tag"> list all its ..

do a case-sensitive search for a string within another string strpos mixed strpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) usage find the 1st location of a string position within a..

nice if you are working with json string data and just want to be able to read through the structure without copy pasting it somewhere else. $json_string = json_encode($data, JSON_PRETTY_PRINT);

php has a built in function that can be used to extract the meta tags from a page url into an array. usage just pass it a url, if you call this file meta.php. usage: meta.php?url=http://my-url.co..

this is surprisingly hard to find code that lists all blog posts in a template with the feature image that does not use an additional plugin. you shouldnt need a plugin to do this as its already built..

Show me a random number between 6 and 12 echo $number = rand(6,12);

During my quest to create a semi-static site that is searchable and fast to load. I thought while loading all of this content in with ajax and such that it would be interesting if i could do a text ..

if you are looking to show the page content in a template you can find that here. This will show all posts in the selected category Modified source from here

Toggle showing errors in php if your server is configured not to show them, good for testing. If you dont have this enabled it will usually just show a 500 error with no details of where the error o..

seems easy, if you need to know the amount of elements in an array this is how you do it. good if you need to know where the end of an array is. code <pre> <?php $array = [ "yo", ..

Update: the demo on this one seems a bit broken, i have to fix it! :) you can view a working demo here: https://codepen.io/kruxor/pen/PpGLRG This is one that i had a demo of on codepen, and then code..

This jquery function clones an element and appends it to another one.  Here is the basic code: $( ".clone-me" ).clone().appendTo( ".append-me" );I also updated this to work with just raw js, so..

this one can be useful for fitting text into smaller places without it looking broken. text-overflow: ellipsis; this basically adds the 3 dots where the end of the text used to be... Also if you are ..

Just a quick margin and padding framework that i came up with, to make margins padding and basic styles a bit quicker.

Get the current theme directory, good for use in wordpress templates. <?php echo get_template_directory_uri(); ?> Usage Example To link to an image located in the theme directory <..

Here is a basic usage method for checking if the server is in post or get mode. most normal pages are served in get mode. You can send data back to a page using get by adding variables to the string ..