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added 17 characters in body

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edited Jan 12, 2016 at 22:42

#JavaScript (ES6), 71

Beating @ETHProductions while he does not see my hint~~Beating @ETHProductions while he does not see my hint.~~ He saw it.

x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

Test

f=x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

function test() { n=+I.value, O.textContent = n + ' -> ' + f(n) }

test()

<input id=I type=number value=19557 oninput=test()>
<pre id=O></pre>

Test

#JavaScript (ES6), 71

Beating @ETHProductions while he does not see my hint.

x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

Test

f=x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

function test() { n=+I.value, O.textContent = n + ' -> ' + f(n) }

test()

<input id=I type=number value=19557 oninput=test()>
<pre id=O></pre>

Test

#JavaScript (ES6), 71

~~Beating @ETHProductions while he does not see my hint.~~ He saw it.

x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

Test

f=x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

function test() { n=+I.value, O.textContent = n + ' -> ' + f(n) }

test()

<input id=I type=number value=19557 oninput=test()>
<pre id=O></pre>

Test

Source Link

created Jan 12, 2016 at 21:16

#JavaScript (ES6), 71

Beating @ETHProductions while he does not see my hint.

x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

Test

f=x=>x<1e3?x:x<1e4?(x+='')[0]+','+x.slice(1):(x/1e3).toFixed(x<99950)+'k'

function test() { n=+I.value, O.textContent = n + ' -> ' + f(n) }

test()

<input id=I type=number value=19557 oninput=test()>
<pre id=O></pre>

Test