JAVASCRIPT

javascript cheatsheet

Finally found out JavaScript Cheatsheet in PDF format :)

Check this 4 JavaScript Cheatsheet in PDF format:
https://buggyprogrammer.com/cheat-sheet-for-javascript

javascript cheat sheet

Best Cheat Sheet:
https://websitesetup.org/wp-content/uploads/2020/09/Javascript-Cheat-Sheet.pdf

js Cheat sheet

<script type="text/javascript">

//JS code goes here

</script>

cheat sheet javascript

if ((age >= 14) && (age < 19)) {        // logical condition
status = "Eligible.";               // executed if condition is true
} else {                                // else block is optional
status = "Not eligible.";           // executed if condition is false
}

javascript cheatsheet

//get cheatsheet of other languages too
https://github.com/LeCoupa/awesome-cheatsheets/blob/master/languages/javascript.js
https://github.com/mbeaudru/modern-js-cheatsheet

list of javascript cheat sheet

.every(n => ...) => Boolean // ie9+
.some(n => ..) => Boolean   // ie9+

list of javascript cheat sheet

.find(n => ...)  // es6
.findIndex(...)  // es6

list of javascript cheat sheet

// before -- [_,_,NEW,REF,_,_]
list.splice(list.indexOf(REF), 0, NEW))

javascript cheatsheet

document.getElementById("elementID").innerHTML = "Hello World!";

javascript cheat sheet

/* Convenient interactive cheat sheet */ 'https://htmlcheatsheet.com/js/'
/* PDF VERSION */'https://websitesetup.org/wp-content/uploads/2020/09/Javascript-Cheat-Sheet.pdf'

js Cheat sheet

<script type="text/javascript">

//JS code goes here

</script>

cheat sheet javascript

dogs.toString();                        // convert to string: results "Bulldog,Beagle,Labrador"
dogs.join(" * ");                       // join: "Bulldog * Beagle * Labrador"
dogs.pop();                             // remove last element
dogs.push("Chihuahua");                 // add new element to the end
dogs[dogs.length] = "Chihuahua";        // the same as push
dogs.shift();                           // remove first element
dogs.unshift("Chihuahua");              // add new element to the beginning
delete dogs[0];                         // change element to undefined (not recommended)
dogs.splice(2, 0, "Pug", "Boxer");      // add elements (where, how many to remove, element list)
var animals = dogs.concat(cats,birds);  // join two arrays (dogs followed by cats and birds)
dogs.slice(1,4);                        // elements from [1] to [4-1]
dogs.sort();                            // sort string alphabetically
dogs.reverse();                         // sort string in descending order
x.sort(function(a, b){return a - b});   // numeric sort
x.sort(function(a, b){return b - a});   // numeric descending sort
highest = x[0];                         // first item in sorted array is the lowest (or highest) value
x.sort(function(a, b){return 0.5 - Math.random()});     // random order sort

js Cheat sheet

<script type="text/javascript">

//JS code goes here

</script>

js Cheat sheet

<script type="text/javascript">

//JS code goes here

</script>

js Cheat sheet

<script type="text/javascript">

//JS code goes here

</script>

list of javascript cheat sheet

re = list.splice(1)     // re = [b,c,d,e]  list == [a]
re = list.splice(1,2)   // re = [b,c]      list == [a,d,e]

list of javascript cheat sheet

.map(n => ...)   // ie9+
.reduce((total, n) => total) // ie9+
.reduceRight(...)

list of javascript cheat sheet

.filter(n => ...) => array

list of javascript cheat sheet

// after -- [_,_,REF,NEW,_,_]
list.splice(list.indexOf(REF)+1, 0, NEW))

list of javascript cheat sheet

list.push(X)            // list == [_,_,_,_,_,X]
list.unshift(X)         // list == [X,_,_,_,_,_]
list.splice(2, 0, X)    // list == [_,_,X,_,_,_]

list of javascript cheat sheet

list = [a,b,c,d,e]

dom javascript cheat sheet

<div id='box1'>
  <p>Some example text</p>
</div>
<div id='box2'>
  <p>Some example text</p>
</div>

list of javascript cheat sheet

list.splice(2, 1, X)    // list == [a,b,X,d,e]

javascript cheat sheet

javascript cheat sheet

js Cheat sheet

<script type="text/javascript">

//JS code goes here

</script>