Functional Programming in JavaScript

Slides for my talk at #Codemotion2016

Transcript

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3. Why?
   

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4. $.each(/*…*/);
   

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7. Native JavaScript
   VS.
   ____________________.js
   

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8. Native JavaScript
   VS.
   Underscore.js
   

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12. Array.prototype.filter()
    

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14. ES2015 Arrow Functions =>
    

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18. Lambda calculus
    x, y → x + y
    x → y → x + y
    

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19. Arrow functions
    (x, y) => x + y
    x => y => x + y
    

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21. Array.prototype.forEach()
    

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25. Array.prototype.map()
    

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28. Array.prototype.find()*
    *ES2015 (ES6)
    

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31. Array.prototype.includes() /
    String.prototype.includes()*
    *ES2016 (ES7)
    

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34. Array.prototype.reduce()
    

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41. Array.prototype.some()
    

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44. Array.prototype.every()
    

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46. Chaining Functions!
    

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49. Show me the !
    

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