https://github.com/andriikot/ruby-methods-vs-js-function

Ruby methods VSJs functio
https://github.com/andriikot/ruby-methods-vs-js-function

Last synced: about 2 months ago
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Ruby methods VSJs functio

• Host: GitHub
• URL: https://github.com/andriikot/ruby-methods-vs-js-function
• Owner: AndriiKot
• Created: 2023-03-22T15:53:06.000Z (almost 2 years ago)
• Default Branch: master
• Last Pushed: 2023-03-29T09:06:34.000Z (over 1 year ago)
• Last Synced: 2024-01-09T00:29:42.063Z (12 months ago)
• Language: JavaScript
• Size: 8.79 KB
• Stars: 0
• Watchers: 1
• Forks: 0
• Open Issues: 0
• Metadata Files:
  • Readme: README.md

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README

        
# Ruby-methods-VS-Js-functions

Ruby methods VSJs functio

#JS

```node

function myFunction1(a,b) {

 return a * b

}

console.log(myFunction1(3,5))   // 15

```

#Ruby

```ruby

def myMethod1 a,b

  a * b

end

p myMythods1 3,5             # 15

```

#JS

```node

function myFunction2(a,b) {return a / b}

console.log(8,4)                  // 2

```

#Ruby

```ruby

def myMethod2(a,b) = a / b

p myMethod1 8,4                 # 2

```

____

#JS

```node

function myFunction3(a,b) {return a + b}

console.log(myFunction3())                 // NaN !!!

```

#Ruby

```ruby

def myMethod3(a,b) = a + b

p myMethod3                                # wrong number of arguments(given 0 , exended 2)

def myMethod3(a = nil,b = a) = (return a + b if (a && b); 0 / 0.0)

p myMethod3                 # NaN         imitation js function   !!!

```

____

#JS

```node

let x = function(a,b){return a - b}

let y = x(15,5)                   

console.log(y)                    // 10

```

#Ruby

```ruby

def myMethod5(a = nil,b = a) = proc{ |a,b| a - b if (a && b)}   # imitation js function

x = myMethod5                 # Proc

z = x[15,5]

p z                           # 10

z = x                         # Proc

p z[]                         # nil

p z[23,16]                    # 7

```