#1-4 Tasks. Alexey_Karavaychik #824
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Please, try to follow these rules https://javascript.info/coding-style
I'll mark the PR as "Draft", please click "ready for review" when it will be finished. Thank you!
| */ | ||
| function concatenateStrings(value1, value2) { | ||
| throw new Error('Not implemented'); | ||
| return (value1+value2) |
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spaces around operators
Please, try to follow these rules https://javascript.info/coding-style
| */ | ||
| function getStringFromTemplate(firstName, lastName) { | ||
| throw new Error('Not implemented'); | ||
| return ("Hello, "+firstName+" "+lastName+"!") |
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| while (value[0] === (" ") || value[0] === ("\t")) { | ||
| value = (value[0] === (" ") || value[0] === ("\t") ? value.substring(1) : value) | ||
| } | ||
| while (value[value.length-1] === (" ") || value[value.length-1] === ("\t")) { | ||
| value = (value[value.length-1] === (" ") || value[value.length-1] === ("\t") ? value.substring(0,value.length-1) : value) | ||
| } | ||
| return value |
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| function removeFirstOccurrences(str, value) { | ||
| throw new Error('Not implemented'); | ||
| let pos = str.indexOf(value) | ||
| return str.substring(0,pos)+str.substring(pos+value.length,str.length) |
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| */ | ||
| function unbracketTag(str) { | ||
| throw new Error('Not implemented'); | ||
| return str.substring(1,str.length-1) |
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space between parameters
| ? new Array(i + 1).fill(null) | ||
| : el.toString().repeat(i + 1).split("") |
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Please, avoid this code style, if-else is more readable than multiple conditional operators ? :
| */ | ||
| function get3TopItems(arr) { | ||
| throw new Error('Not implemented'); | ||
| return arr.sort((a, b) => a - b).reverse().filter((el, i) => { |
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Please, replace filter method with slice one
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Array/slice
| function getPositivesCount(arr) { | ||
| throw new Error('Not implemented'); | ||
| return arr | ||
| .filter((el, i) => { |
| throw new Error('Not implemented'); | ||
| return arr | ||
| .filter((el, i) => { | ||
| if ((typeof el === "number") && (el > 0)) return true |
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just return ((typeof el === "number") && (el > 0))
Please, see https://javascript.info/logical-operators
| let headArr = arr.filter((el,i)=>{ | ||
| if (i<Math.floor(arr.length/2)) return true | ||
| }) | ||
| let tailArr = arr.filter((el,i)=>{ | ||
| if (i>=Math.ceil(arr.length/2)) return true | ||
| }) | ||
| let middle = arr.length%2===0 ? [] : [arr[Math.floor(arr.length/2)]] | ||
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| return arr.length===2 ? [arr[1],arr[0]] : [tailArr.concat(middle.concat(headArr))].flat() |
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spaces around operators
Please, avoid this code style, if-else is more readable than multiple conditional operators ? :
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https://travis-ci.com/github/AlexGit2012/js-assignments