Javascript Variables & Data Types | Javascript Tutorial For Beginners

developedbyed • January 23, 2019
Video Thumbnail
developedbyed Logo

developedbyed

@developedbyed

About

Hello my gorgeous friends on the internet, welcome to DevelopedByEd, your go-to channel for learning how to code, design, and become more creative in the tech world! I’m Ed, a self-taught full stack engineer and designer from Romania, and I've been teaching code since 2018. I make learning fun and simple, covering topics such as web development, web design, UI/UX, game development, tech-related news, 3D modelling, and more! Whether you're a beginner or an experienced developer, I have coding courses and tutorials suitable for any level. I specialize in front-end, full-stack, and design, and I'm dedicated to sharing my knowledge and expertise with you! And the best part? You can use any of the amazing projects you see in my tutorials or courses in your portfolios! So, if you want to kickstart your tech career, head over to https://developedbyed.com and find affordable courses that will take you to the next level! šŸ’»

Video Description

Check out my courses and become more creative! https://developedbyed.com Getting Started With Javascript | Learn Javascript For Beginners In this video series we are going to learn modern javascript from scratch. This video is recommended for anyone wanting to learn javascript the modern way with ES2015. No previous programming knowledge is required, so this video series will help you learn javascript as your first programming language. We will also cover how to create a variable and what types of data we can include inside one. We will also cover the different type of variables available in javascript from var,let to const. Things covered in this video: How to create a simple variable. How to use strings, numbers and booleans in javascript. Differences between var let and const. šŸ“” Materials used in this video: VSCode: https://code.visualstudio.com/ šŸ›“ Follow me on: Twitter: https://twitter.com/deved94 Github: https://github.com/DevEdwin

iPhone 12 Repair Must-Haves

AI-recommended products based on this video

Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
ArtronĀ® Official Sperm OK Male Fertility Kit For Self-Testing. Best Male Fertility Test Device In Canada. Test for Normal or Low Sperm Concentration. As Necessary As a Women's Ovulation LH Strips in Family Planning. Proudly Made in Canada

ArtronĀ® Official Sperm OK Male Fertility Kit For Self-Testing. Best Male Fertility Test Device In Canada. Test for Normal or Low Sperm Concentration. As Necessary As a Women's Ovulation LH Strips in Family Planning. Proudly Made in Canada

(69)
$38.50
FREE delivery Thu, Aug 14
100+ bought in past month
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
KEFEYA Portable Monitor for Laptop, P2 12ā€ Full HD Dual Triple Monitor Laptop Screen Extender with IPS Display, HDMI/USB-A/Type-C Plug & Play for Cellphone, Windows, Chrome & Mac, Fits 13ā€-16ā€ Laptops Global Recycled Standard

KEFEYA Portable Monitor for Laptop, P2 12ā€ Full HD Dual Triple Monitor Laptop Screen Extender with IPS Display, HDMI/USB-A/Type-C Plug & Play for Cellphone, Windows, Chrome & Mac, Fits 13ā€-16ā€ Laptops Global Recycled Standard

(796)
$189.99
Prime
Loading...
BOSGAME P2 Plus Mini PC - Intel Core i7-12700H, 32GB DDR5, 512GB NVMe SSD | Thunderbolt 4, Triple 4K Display| Dual 2.5G LAN, WiFi 6, Bluetooth 5.2 | Win11 Pro Desktops for Work Gaming

BOSGAME P2 Plus Mini PC - Intel Core i7-12700H, 32GB DDR5, 512GB NVMe SSD | Thunderbolt 4, Triple 4K Display| Dual 2.5G LAN, WiFi 6, Bluetooth 5.2 | Win11 Pro Desktops for Work Gaming

(113)
$699.99
FREE delivery Sat, Jan 3
Loading...
KAMRUI Pinova P2 Mini PC, AMD Ryzen 4300U(Beats 3500U/3300U/N150/N95,Up to 3.7 GHz) Mini Computers, 16GB RAM 512GB SSD Mini Desktop Computers, Triple 4K Display/HDMI+Type-C/WiFi/BT for Home/Business Global Recycled Standard

KAMRUI Pinova P2 Mini PC, AMD Ryzen 4300U(Beats 3500U/3300U/N150/N95,Up to 3.7 GHz) Mini Computers, 16GB RAM 512GB SSD Mini Desktop Computers, Triple 4K Display/HDMI+Type-C/WiFi/BT for Home/Business Global Recycled Standard

(1,924)
$349.48
FREE delivery Sat, Jan 3
100+ bought in past month
Loading...
BOSGAME Mini PC P2 Pro, Intel i9-12900H (14C/20T,up to 5GHz) 32GB DDR5 RAM 1TB PCIe Gen 4 NVMe SSD Mini PC, 1x Thunderbolt 4 Port, 2X 2.5G LAN Ports,4K Triple Display, WiFi 6E, Bluetooth 5.2

BOSGAME Mini PC P2 Pro, Intel i9-12900H (14C/20T,up to 5GHz) 32GB DDR5 RAM 1TB PCIe Gen 4 NVMe SSD Mini PC, 1x Thunderbolt 4 Port, 2X 2.5G LAN Ports,4K Triple Display, WiFi 6E, Bluetooth 5.2

(116)
$799.00
FREE delivery Sun, Aug 10
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
INIU Power Bank, USB C in&Out Slimmest 10000mAh Portable Charger, Triple 3A High-Speed Charge External Battery Pack, Flashlight Phone Charger for iPhone 16 15 14 13 12 Samsung S22 S21 Google LG iPad

INIU Power Bank, USB C in&Out Slimmest 10000mAh Portable Charger, Triple 3A High-Speed Charge External Battery Pack, Flashlight Phone Charger for iPhone 16 15 14 13 12 Samsung S22 S21 Google LG iPad

(79,368)
$25.99
FREE delivery Wed, Aug 20 on your first order
5K+ bought in past month
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month
Loading...
VANMASS [85+LBS Strongest Suction & Clip] 2025 Upgrade Car Phone Holder [Patent & Safety Certs] Cell Phone Mount Truck Stand for Dashboard Windshield Vent for iPhone 16 Pro Max 15 14 13 12 Samsung

VANMASS [85+LBS Strongest Suction & Clip] 2025 Upgrade Car Phone Holder [Patent & Safety Certs] Cell Phone Mount Truck Stand for Dashboard Windshield Vent for iPhone 16 Pro Max 15 14 13 12 Samsung

(54,882)
$32.25
FREE delivery Mon, Aug 25 on your first order
1K+ bought in past month
Loading...
FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

FNTCASE for iPhone 12 Clear Case: for iPhone 12 Pro Case Magnetic Military Grade Drop Protection Anti Yellowing Cell Phone Cover - Rugged Durable Shockproof Protective Bumper (Clear) Global Recycled Standard

(2,806)
$12.99
FREE delivery Sat, Sep 20 on your first order
500+ bought in past month
Loading...
Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

Phone Case for iPhone 12 Pro Max Case Compatible with MagSafe, YUANDMI Case for iPhone 12 Pro Max Magnetic Slim Thin Translucent Matte Back Shockproof Anti-Yellow Protective Cover Case Black

(130)
$12.99
FREE delivery Sat, Jun 14 on your first order
Loading...
FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

FNTCASE for iPhone 12 Pro Case: iPhone Magnetic Military Grade Drop Protection Clear Cell Phone Case - Rugged Durable Shockproof Anti Yellowing Slim Cases for iPhone 12 Pro (Clear)

(81)
$9.99
FREE delivery Sat, Jun 14 on your first order
50+ bought in past month
Loading...
DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

DUEDUE for iPhone 12 Case iPhone 12 Pro Case Liquid Silicone Slim Cover with Microfiber Lining Shockproof Protective Case for iPhone 12/12 Pro 6.1 inch Light Purple

(1,577)
$12.99
FREE delivery Sat, Jun 14 on your first order
100+ bought in past month