DEV Community

One line of code (JS) Series' Articles

Back to Martin Krause's Series
1 line of code: How to count all occurrences in an Array
Cover image for 1 line of code: How to count all occurrences in an Array
martinkr profile

1 line of code: How to count all occurrences in an Array

#javascript #webdev #productivity #codequality
56
Comments 2
1 min read
1 line of code: How to shallow clone an Array
Cover image for 1 line of code: How to shallow clone an Array
martinkr profile

1 line of code: How to shallow clone an Array

#javascript #webdev #productivity #codequality
30
Comments 7
1 min read
1 line of code: How to check if an Array is empty
Cover image for 1 line of code: How to check if an Array is empty
martinkr profile

1 line of code: How to check if an Array is empty

#javascript #webdev #productivity #codequality
41
Comments 18
1 min read
1 line of code: How to remove all duplicates from an Array
Cover image for 1 line of code: How to remove all duplicates from an Array
martinkr profile

1 line of code: How to remove all duplicates from an Array

#javascript #webdev #productivity #codequality
45
Comments 11
1 min read
1 line of code: How to get lowest numeric element of an Array
Cover image for 1 line of code: How to get lowest numeric element of an Array
martinkr profile

1 line of code: How to get lowest numeric element of an Array

#javascript #webdev #productivity #codequality
19
Comments
1 min read
1 line of code: How to get highest numeric item of an Array
Cover image for 1 line of code: How to get highest numeric item of an Array
martinkr profile

1 line of code: How to get highest numeric item of an Array

#javascript #webdev #productivity #codequality
30
Comments 9
1 min read
1 line of code: How to get the closest numeric item of an Array
Cover image for 1 line of code: How to get the closest numeric item of an Array
martinkr profile

1 line of code: How to get the closest numeric item of an Array

#javascript #webdev #productivity #codequality
7
Comments 3
1 min read
1 line of code: How to get the index of the lowest numeric item of an Array
Cover image for 1 line of code: How to get the index of the lowest numeric item of an Array
martinkr profile

1 line of code: How to get the index of the lowest numeric item of an Array

#javascript #webdev #performance #codequality
5
Comments 2
1 min read
1 line of code: How to get the first index of the highest numeric item of an Array
Cover image for 1 line of code: How to get the first index of the highest numeric item of an Array
martinkr profile

1 line of code: How to get the first index of the highest numeric item of an Array

#javascript #webdev #performance #codequality
5
Comments
1 min read
1 line of code: How to split an Array in half
Cover image for 1 line of code: How to split an Array in half
martinkr profile

1 line of code: How to split an Array in half

#javascript #webdev #performance #codequality
24
Comments 17
1 min read
1 line of code: How to get the longest string of an Array
Cover image for 1 line of code: How to get the longest string of an Array
martinkr profile

1 line of code: How to get the longest string of an Array

#javascript #webdev #performance #codequality
5
Comments
1 min read
1 line of code: How to get the shortest string of an Array
Cover image for 1 line of code: How to get the shortest string of an Array
martinkr profile

1 line of code: How to get the shortest string of an Array

#javascript #webdev #performance #codequality
4
Comments
1 min read
1 line of code: How to the get length of the shortest string of an Array
Cover image for 1 line of code: How to the get length of the shortest string of an Array
martinkr profile

1 line of code: How to the get length of the shortest string of an Array

#javascript #webdev #performance #codequality
6
Comments 2
1 min read
1 line of code: How to get the length of the longest string of an Array
Cover image for 1 line of code: How to get the length of the longest string of an Array
martinkr profile

1 line of code: How to get the length of the longest string of an Array

#javascript #webdev #productivity #codequality
6
Comments
1 min read
1 line of code: How to get every odd item of an Array
Cover image for 1 line of code: How to get every odd item of an Array
martinkr profile

1 line of code: How to get every odd item of an Array

#javascript #webdev #performance #codequality
25
Comments 13
1 min read
1 line of code: How to get every even item of an Array
Cover image for 1 line of code: How to get every even item of an Array
martinkr profile

1 line of code: How to get every even item of an Array

#javascript #webdev #performance #codequality
19
Comments 16
1 min read
1 line of code: How to merge two Arrays and clean all duplicate entries
Cover image for 1 line of code: How to merge two Arrays and clean all duplicate entries
martinkr profile

1 line of code: How to merge two Arrays and clean all duplicate entries

#javascript #webdev #performance #codequality
33
Comments 3
1 min read
1 line of code: How to merge two Arrays and preserve all entries
Cover image for 1 line of code: How to merge two Arrays and preserve all entries
martinkr profile

1 line of code: How to merge two Arrays and preserve all entries

#javascript #webdev #productivity #codequality
3
Comments
1 min read
1 line of code: How to clean an Array
Cover image for 1 line of code: How to clean an Array
martinkr profile

1 line of code: How to clean an Array

#javascript #webdev #productivity #codequality
48
Comments 13
1 min read
1 line of code: How to clean an Array of "falsy" items
Cover image for 1 line of code: How to clean an Array of "falsy" items
martinkr profile

1 line of code: How to clean an Array of "falsy" items

#javascript #webdev #productivity #codequality
5
Comments 2
1 min read
1 line of code: How to get the sum of an array of numbers
Cover image for 1 line of code: How to get the sum of an array of numbers
martinkr profile

1 line of code: How to get the sum of an array of numbers

#javascript #webdev #performance #codequality
3
Comments 2
1 min read
1 line of code: How to get the average of an array
Cover image for 1 line of code: How to get the average of an array
martinkr profile

1 line of code: How to get the average of an array

#javascript #webdev #performance #codequality
10
Comments 9
1 min read
1 line of code: How to get every n-th item of an Array
Cover image for 1 line of code: How to get every n-th item of an Array
martinkr profile

1 line of code: How to get every n-th item of an Array

#javascript #webdev #productivity #codequality
4
Comments 2
1 min read
1 line of code: How to sort an array by ascending order
Cover image for 1 line of code: How to sort an array by ascending order
martinkr profile

1 line of code: How to sort an array by ascending order

#javascript #webdev #performance #codequality
3
Comments
1 min read
1 line of code: How to sort an array by descending order
Cover image for 1 line of code: How to sort an array by descending order
martinkr profile

1 line of code: How to sort an array by descending order

#javascript #webdev #performance #codequality
13
Comments 2
1 min read
1 line of code: How to shuffle an array
Cover image for 1 line of code: How to shuffle an array
martinkr profile

1 line of code: How to shuffle an array

#javascript #webdev #programming #codequality
3
Comments
1 min read
1 line of code: How to create a range array
Cover image for 1 line of code: How to create a range array
martinkr profile

1 line of code: How to create a range array

#javascript #webdev #performance #codequality
5
Comments 10
1 min read
1 line of code: How to count the words in a string
Cover image for 1 line of code: How to count the words in a string
martinkr profile

1 line of code: How to count the words in a string

#javascript #webdev #productivity #codequality
5
Comments 5
1 min read
1 line of code: How to capitalise a string
Cover image for 1 line of code: How to capitalise a string
martinkr profile

1 line of code: How to capitalise a string

#javascript #webdev #performance #codequality
6
Comments 2
1 min read
1 line of code: How to camelCase a string
Cover image for 1 line of code: How to camelCase a string
martinkr profile

1 line of code: How to camelCase a string

#javascript #webdev #productivity #codequality
24
Comments 6
1 min read
1 line of code: How to PascalCase a string
Cover image for 1 line of code: How to PascalCase a string
martinkr profile

1 line of code: How to PascalCase a string

#javascript #webdev #productivity #codequality
5
Comments
1 min read
1 line of code: How to create an URL Slug from a string
Cover image for 1 line of code: How to create an URL Slug from a string
martinkr profile

1 line of code: How to create an URL Slug from a string

#javascript #webdev #productivity #codequality
7
Comments 4
1 min read
1 line of code: How to convert html special chars
Cover image for 1 line of code: How to convert html special chars
martinkr profile

1 line of code: How to convert html special chars

#javascript #webdev #productivity #codequality
5
Comments
1 min read
1 line of code: How to lower case a string
Cover image for 1 line of code: How to lower case a string
martinkr profile

1 line of code: How to lower case a string

#javascript #webdev #productivity #codequality
6
Comments 1
1 min read
1 line of code: How to convert tabs to spaces
Cover image for 1 line of code: How to convert tabs to spaces
martinkr profile

1 line of code: How to convert tabs to spaces

#javascript #webdev #productivity #codequality
19
Comments 9
1 min read
1 line of code: How to convert spaces to tabs
Cover image for 1 line of code: How to convert spaces to tabs
martinkr profile

1 line of code: How to convert spaces to tabs

#javascript #webdev #productivity #codequality
17
Comments 3
1 min read
1 line of code: How to convert \newlines to <breaks />
Cover image for 1 line of code: How to convert \newlines to <breaks />
martinkr profile

1 line of code: How to convert \newlines to <breaks />

#javascript #webdev #product #codequality
7
Comments 5
1 min read
1 line of code: How to replace multiple spaces with one space
Cover image for 1 line of code: How to replace multiple spaces with one space
martinkr profile

1 line of code: How to replace multiple spaces with one space

#javascript #webdev #productivity #codequality
18
Comments 1
1 min read
1 line of code: How to reverse all words of a string
Cover image for 1 line of code: How to reverse all words of a string
martinkr profile

1 line of code: How to reverse all words of a string

#javascript #webdev #productivity #codequality
28
Comments 6
1 min read
1 line of code: How to reverse a string
Cover image for 1 line of code: How to reverse a string
martinkr profile

1 line of code: How to reverse a string

#javascript #webdev #productivity #codequality
31
Comments 10
1 min read
1 line of code: How to truncate a string at word boundaries
Cover image for 1 line of code: How to truncate a string at word boundaries
martinkr profile

1 line of code: How to truncate a string at word boundaries

#javascript #webdev #productivity #codequality
10
Comments 3
1 min read