List Code
pretty printing json with php

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);
extract meta tags from file or url as array

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..
wordpress show posts loop with feature image thumbnail

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..
random number using rand

Show me a random number between 6 and 12 echo $number = rand(6,12);
search within files in a directory

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 ..
wordpress show the post content for use in a template

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
show errors in php with toggle

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..
wordpress register enqueue javascript require jquery

This usually goes in the theme functions file. This will load it after jquery if it requires it. wp_register_script('scriptname', get_template_directory_uri() . '/js/scripts.js', array('jquery'), ..
count the elements in an array

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", ..
google map with overlay data

Ever wanted to add a really slightly complex google map to your site? Working Example /* Always set the map height explicitly to define the size of the div * element that con..
round number with js

Round a number to two decimal places. code var rounded = Math.round(num * 100) / 100; demo Result... function round_val() { var val = $("#rval").val(); var rounded = Math.r..
truncate string using jquery

.test { padding:10px;border:1px solid #999;border-radius: 3px; } so lets say we had the following string on the page and we needed to make it a bit shorter for some reason. like if you dont have co..
detect window scroll position jquery

This one adds or removes a class if the document is scrolled 50 px near the top of the window. $(window).scroll(function() { if ($(document).scrollTop() > 50) { $('nav').addClass('shrink');..
flems embed in url

Flems.io is a single-file, embeddable Web sandbox. It keeps all its state in the URL, so just make your changes, copy the URL from the address bar, and send it wherever you please. Most popular link s..
change the window title

๏ปฟ This is a pretty easy one liner But we can make it a bit more complex with jquery and add a counter It is questionable that crawlers and bots will see this so may be bad for SEO. document.t..
Slick Slider Carousel

Edit: Sorry this page was broken for a bit, its fixed now with working examples! ๐ Nice and simple slider / carousel
add this

To Add: https://github.com/processing/p5.js/wiki/Loading-external-files:-AJAX,-XML,-JSON
change favicon with jquery

Updated: This seems to not work on this page, as it has multiple link icon elements to deal with different sizes. I just changed it to a function and it runs ok, but the browser seems to choose a diff..
load google sheet data into json string with jquery

Just discovered this the other day, you can actually export google sheets data into json format and load it directly into your site, how good is that. A free mini basic database! Initially i was lo..
scrollbar replacement simplebar

a nice and simple scroll bar replacement code <link rel="stylesheet" href="https://unpkg.com/simplebar@latest/dist/simplebar.css" /> <script src="https://unpkg.com/simplebar@latest/dist/..
change the water colour in google maps for an already initialised map

good if you are using google maps and cant change the original map init code to change the styles. var mapOptions = { styles: [ { featureType: "water", stylers: [ { v..
parallax js scroll testing

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..
mithril testing

https://mithril.js.org/simple-application.html example this example is not going to work without npm Adding Elements How to add a link using mithril with target _blank m("a[href=https://mithril..
validate form data using javascript to check required html elements

for use in a javascript function to submit a form var form = document.getElementById('myForm'); for(var i=0; i < form.elements.length; i++){ if(form.elements[i].value === '' && form.elements[i..
do something later with settimeout or loop with setinterval

setTimeout This one will run a certain time after the document loads. So if i want to execute something 5 seconds (or so) after the page loads i would do this. You will need to check your console..
tiny mce editor tinymce

Just loading the editor, as its useful for formatting stuff sometimes ๐. I usually use a function to load it into text areas with the tool bars + styles that i find useful. Example fu..
clipboard copy js

for copying things to the clipboard, like the click to copy. Basic Usage Include the script <script src="js/clipboard.min.js"></script> add a field to copy to the clipboard..
json loop load elements

Loading json content from a url can be tricky, there are a few different things you need to watch out for. Here is some examples using an example json feed. Load the feed this will load the feed and..
document ready wordpress jquery

Wordpress uses JQuery rather than $ to initialize so here is a workaround that allows you to still use the $ to access JQuery functions. Just incase your normal document ready is not working.
testing chartjs

Update: 30 June 2020 I checked this code, and it was broken all fixed now. The issue with the demo included on the main site is that it was trying to run the chart js before the chart library was load..
access hacker news json firebase api via jquery

Just a getJSON JQuery Request that will console log all of the hacker news top stories using the firebase api $.getJSON('https://hacker-news.firebaseio.com/v0/topstories.json', function(json) { va..
check length of element jquery

this one can be good for checking if an element exists before doing something with it and can stop warning messages if you are running the script on multiple pages. if ($('#mydivid').length) { con..
validate email address from string

handy for a simple email verification in a form submit var emailfield = $("#emailfield").val(); var atpos = emailfield.indexOf("@"); var dotpos = emailfield.lastIndexOf("."); if (atpos
set and check a cookie using js cookie

this library makes setting and checking cookies so easy its amazing! include this script <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/js-cookie/2.1.4/js.cookie.m..
random string generator guid

a nice easy one to generate a random string. i use this one to stop items from caching or you could use it as a guid. var nocache = Math.random().toString(36).substring(2, 15) + Math.random().toStr..
using regex with replace to replace all instances of something in a string

so you have a string and you want to replace a recurring character, use this to do it: String Example: var string = "a-string-with-dashes.txt"; var string = "a-string-with-dashes.txt"; string..
digital clock with jquery

Just a simple digital jquery clock that updates every second. Also added the dropshadow animation, not sure why... ;) .digital-clock { font-size:80px; } .transition { transition..
find all elements add class jquery

this will grab all a elements, and dump them to the console. var allLinkElements = $( "a" ); console.log(allLinkElements); then we need to split into a jquery object, this is a jquery version of an..
load content with jquery

Load data from the server and place the returned HTML into the matched element. this one seems simple but very useful $( "#result" ).load( "ajax/test.html" ); this one will load the content o..
stacktable jQuery plugin for stacking tables on small screens

stacktable.js The purpose of stacktable.js is to give you an easy way of converting wide tables to a format that will work better on small screens. It creates a copy of the table that is converted in..
jquery clone and append elements

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..
show the year with js

just a simple one liner that will show the current year, so no more need for static years in html footers! var d = new Date(); document.getElementById("year").innerHTML = d.getFullYear(); Usage E..
get select option form value with jquery

Handy if you need to get the value of a selected item in an option list basic code $("#select option").filter(":selected").val(); working demo Value 1 Value 2 Value 3 Value 4 ..
jquery jqueryui vue script includes

JQuery 3.2.1 <script src="https://kruxor.com/code/js/js/jquery.3.2.1.min.js"></script> jqueryui includes css and js JQueryUI 1.12.1 <script src="https://cdnjs.cloudflare.com/aja..
fancybox youtube showing video links in a lightbox

do people still use lightboxes, it seems yes in some cases. ;) if you feel the urge to use lightboxes and need to link to some youtube videos this is how you can do it. you will need jquery and fan..
jquery accordion

here is an easy drop in if you need a quick and dirty accordion sometimes you just need something quick, here is mine for the jquery accordion also changed the default selected tab to green rather t..
jqueryui date selector

This has to be one of the most used date picker items from jquery ui. And its usually the reason i even include jquery ui. Without using a theme this one looks pretty good. This version of it does n..
using vue and json data

Based on This Demo: https://jsfiddle.net/kkpLnv6k/ so i was looking through the jquery way of loading json data and was wondering what the point of loading it in with a vue.js instance is. I guess ..
jqueryui includes css and js

these ones are useful as well for including jquery ui JQueryUI 1.12.1 <script src="https://cdnjs.cloudflare.com/ajax/libs/jqueryui/1.12.1/jquery-ui.js"></script> JQueryUI 1.12.1 min..
preserve tabs in textarea when tab key is pressed

If you want to have the text tabbed when pressing tab in textareas rather than it switching fields. $(document).delegate('textarea', 'keydown', function(e) { var keyCode = e.keyCode || e.which;..