Product mockup

=> Developer T-Shirt

Black Heather / XS
£25.00
Sale price  £25.00 Regular price 
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=> Developer T-Shirt

=> is the arrow at the heart of modern function syntax — arrow functions, lambdas, the shorthand that replaced `function` across most of the JavaScript ecosystem and shows up in everything from C# to Rust.

Small symbol, large amount of the language leaning on it.

£25.00
Sale price  £25.00 Regular price 
Mode: Dark Mode (Black Heather)
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100% cotton
Made to order
Dark + Light
Technical details
  • 100% combed and ring-spun cotton (Heather colours contain polyester)
  • Fabric weight: 4.2 oz./yd.² (142 g/m²)
  • Pre-shrunk fabric
  • Side-seamed construction
  • Shoulder-to-shoulder taping
  • Blank product sourced from Nicaragua, Mexico, Honduras, or the US

The fabric is slightly sheer and may appear see-through, particularly in lighter colours or bright lighting.

Printed on demand — each piece is made to order.

Care
  • Machine wash cold, inside out, with like colours
  • Tumble dry low, or hang to dry
  • Do not iron directly on the print
  • Do not bleach or dry clean
Shipping and returns

Shipping costs vary by region, so it's worth giving the delivery total at checkout a quick look before confirming your order. Some variants may show limited availability in certain locations—if fulfilment isn't available in your region, our suppliers will try to ship globally from the nearest facility that can produce that specific item. When this happens, delivery costs may be higher than expected due to the increased distance.

We're constantly reviewing suppliers and expanding fulfilment options, and new routes may open over time.

EU Product Safety (GPSR) Compliance

Part of the Code Essentials collection, within Data, Markup & Patterns.

Available in Dark Mode and Light Mode.

The => Arrow Operator: From JavaScript to Modern Programming

The => Arrow Operator: From JavaScript to Modern Programming

The => arrow appears across modern languages with related but distinct meanings. JavaScript uses it for functions, Rust for match arms, PHP for arrays. Understanding how => evolved shows programming language convergence.

Read the article

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