Kowshik Kuri ratulkuri

Method	Runs through each item	Executes Given Function	Returns the result	Number of elements in result _{(compared to original array)}
.map	✔	✔	in array	=
.filter	✔	✔	if true, in array	=<
.forEach	✔	✔	no, _{return is undefined}	none
.reduce	✔	✔	in array or anything else	one, (a single number or string) _{Reduce transforms array into something else}
for loop	✔	until condition is false, _{you know the number of iteration beforehand}	They run code blocks, They aren't functions so don't need to return	>, = or <
while loop	✔	while condition is true, _{you don't know the number of iteration beforehand}	They run code blocks, They aren't functions so don't need to return	>, = or <

Below is a table summarizing some common JavaScript array methods categorized into mutable (changing the original array) and immutable (returning a new array without modifying the original). The syntax is also provided for each method.

Method	Mutable	Immutable	Syntax
Adding Elements
push()	✔️	❌	`array.push(item1, item2, ..., itemN)`
unshift()	✔️	❌	`array.unshift(item1, item2, ..., itemN)`
concat()	❌	✔️	`newArray = array.concat(item1, item2, ..., itemN)`
...spread	❌	✔️	`newArray = [...array, item1, item2, ..., itemN]`
Removing Elements

Project Requirements Document (PRD) Template

1. Project Overview

Project Name: [Insert Project Name]
Project ID: [Unique Identifier]
Date: [Date of Document Creation]
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Approved By: [Name(s) of Approvers]

	<IfModule mod_rewrite.c>
	RewriteEngine On
	RewriteRule ^(.*)$ public/$1 [L]
	</IfModule>

	<?php
	if(!function_exists("date_entobd")){
	function date_entobd($date, $format = "l, F j, Y"){

	$inputDate = date($format, strtotime($date));

	$enDate = ['1','2','3','4','5','6','7','8','9','0','January','February','March','April',
	'May','June','July','August','September','October','November','December','Jan','Feb','Mar','Apr','May','Jun','Jul','Aug','Sep','Oct','Nov','Dec','Saturday','Sunday',
	'Monday','Tuesday','Wednesday','Thursday','Friday','Sat','Sun','Mon','Tue','Wed','Thu','Fri'];

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	<IfModule mod_rewrite.c>
	RewriteEngine On
	RewriteBase /
	RewriteRule ^index\.html$ - [L]
	RewriteCond %{REQUEST_FILENAME} !-f
	RewriteCond %{REQUEST_FILENAME} !-d
	RewriteCond %{REQUEST_FILENAME} !-l
	RewriteRule . /index.html [L]
	</IfModule>