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Programming & Software Q&A | CollectiveSolver
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Welcome to collectivesolver - Programming & Software Q&A with code examples. A website with trusted programming answers. All programs are tested and work.
Contact: aviboots(AT)netvision.net.il
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Recent questions tagged JAVASCRIPT
41,427
questions
53,974
answers
573
users
Recent questions tagged JAVASCRIPT
1
answer
79
views
How to print array elements in groups of 2 with JavaScript
asked
Jun 21, 2025
by
avibootz
javascript
javascript-array
1
answer
62
views
How to declare a constant string in JavaScript
asked
Jun 19, 2025
by
avibootz
javascript
javascript-constant
1
answer
86
views
How to format an integer with zero-padding in JavaScript
asked
Jun 19, 2025
by
avibootz
javascript
javascript-padding
2
answers
91
views
How to find the average between RGB colors c1 and c2 in JavaScript
asked
Jun 18, 2025
by
avibootz
javascript
javascript-color
4
answers
130
views
How to concatenate string with integer in JavaScript
asked
Jun 17, 2025
by
avibootz
javascript
javascript-concatenate
3
answers
149
views
How to remove string trailing path separator in JavaScript
asked
Jun 16, 2025
by
avibootz
javascript
javascript-string
2
answers
114
views
How to match the first word after an expression in a string using RegEx with JavaScript
asked
Jun 15, 2025
by
avibootz
javascript
javascript-regex
1
answer
99
views
How to remove all non-ASCII characters from a string in JavaScript
asked
Jun 13, 2025
by
avibootz
javascript
javascript-string
javascript-ascii
1
answer
85
views
How to replace the characters !@#$%^*_+\= in a string using RegEx with JavaScript
asked
Jun 11, 2025
by
avibootz
javascript
javascript-regex
1
answer
90
views
How to group Anagrams from an array of strings in JavaScript
asked
Jun 9, 2025
by
avibootz
javascript
javascript-anagram
3
answers
160
views
How to check if date1 is before date2 in JavaScript
asked
Jun 8, 2025
by
avibootz
javascript
javascript-date
1
answer
115
views
How to check if a string is blank (empty, null, or contains only whitespace) in JavaScript
asked
Jun 7, 2025
by
avibootz
javascript
javascript-string
1
answer
106
views
How to replace consecutive characters with only one using RegEx in JavaScript
asked
Jun 6, 2025
by
avibootz
javascript
javascript-regex
1
answer
82
views
How to multiply two integers represented as strings and return the result also as a string in JavaScript
asked
Jun 6, 2025
by
avibootz
javascript
javascript-multiply
2
answers
144
views
How to get the first missing smallest positive integer in an unsorted integer array with JavaScript
asked
Jun 4, 2025
by
avibootz
javascript
javascript-array
1
answer
87
views
How to get the number of bytes of a variable in JavaScript
asked
Jun 4, 2025
by
avibootz
javascript
javascript-byte
1
answer
159
views
How to determine if variable name is defined in JavaScript
asked
Jun 3, 2025
by
avibootz
javascript
javascript-define
2
answers
190
views
How to get the folder containing the current program in JavaScript
asked
Jun 3, 2025
by
avibootz
javascript
javascript-directory
1
answer
174
views
How to get program working directory in JavaScript
asked
Jun 3, 2025
by
avibootz
javascript
javascript-directory
1
answer
180
views
How to get the current executable name in JavaScript
asked
Jun 3, 2025
by
avibootz
javascript
1
answer
201
views
How to sort each column of a matrix with strings in JavaScript
asked
Jun 2, 2025
by
avibootz
javascript
javascript-matrix
javascript-sort
1
answer
163
views
How to fill a 3x3 grid to be a valid Sudoku grid in JavaScript
asked
Jun 1, 2025
by
avibootz
javascript
javascript-sudoku
1
answer
173
views
How to calculate the future occurrences of Friday the 13th in JavaScript
asked
May 31, 2025
by
avibootz
javascript
javascript-date
1
answer
167
views
How to check if a string contains only letters, numbers, underscores and dashes in JavaScript
asked
May 31, 2025
by
avibootz
javascript
javascript-regex
1
answer
166
views
How to check if a 3x3 grid is a valid Sudoku grid in JavaScript
asked
May 30, 2025
by
avibootz
javascript
javascript-sudoku
2
answers
174
views
How to rotate a matrix 90 degrees clockwise in JavaScript
asked
May 30, 2025
by
avibootz
javascript
javascript-matrix
1
answer
156
views
How to check if a matrix columns contain numbers without repetition in JavaScript
asked
May 28, 2025
by
avibootz
javascript
javascript-matrix
1
answer
181
views
How to move the digits of a string with digits and letters to the beginning of the string in JavaScript
asked
May 27, 2025
by
avibootz
javascript
javascript-string
1
answer
174
views
How to sort a string with digits and letters (digits before letters) in JavaScript
asked
May 27, 2025
by
avibootz
javascript
javascript-sort
javascript-string
1
answer
219
views
How to sort a string with digits and letters (letters before digits) in JavaScript
asked
May 26, 2025
by
avibootz
javascript
javascript-string
javascript-sort
1
answer
219
views
How to find repeated patterns of numbers in the rows of a matrix with JavaScript
asked
May 25, 2025
by
avibootz
javascript
javascript-matrix
1
answer
154
views
How to find repeated rows of a matrix in JavaScript
asked
May 24, 2025
by
avibootz
javascript
javascript-matrix
1
answer
229
views
How to check if a matrix rows contain numbers without repetition in JavaScript
asked
May 23, 2025
by
avibootz
javascript
javascript-matrix
1
answer
164
views
How to pass a runnable procedure (a function) as a parameter and run it in JavaScript
asked
May 22, 2025
by
avibootz
javascript
javascript-function-parameter
1
answer
181
views
How to expose a read-only integer to the outside class while being writable inside a class with JavaScript
asked
May 21, 2025
by
avibootz
javascript
javascript-read-only
4
answers
246
views
How to handle invalid argument in JavaScript
asked
May 20, 2025
by
avibootz
javascript
javascript-argument
3
answers
169
views
How to allocate 1MB in JavaScript
asked
May 19, 2025
by
avibootz
javascript
javascript-allocation
1
answer
147
views
How to stop a program in JavaScript
asked
May 19, 2025
by
avibootz
javascript
1
answer
141
views
How to convert long to int in JavaScript
asked
May 18, 2025
by
avibootz
javascript
javascript-convert
1
answer
164
views
How to use safe arithmetic for large numbers beyond safe integer in JavaScript
asked
May 18, 2025
by
avibootz
javascript
javascript-biginteger
1
answer
162
views
How to check if integer multiplication will overflow in JavaScript
asked
May 18, 2025
by
avibootz
javascript
javascript-overflow
1
answer
93
views
How to check if integer addition will overflow in JavaScript
asked
May 17, 2025
by
avibootz
javascript
javascript-overflow
1
answer
170
views
How to check whether a string is a palindrome, ignoring spaces and case in JavaScript
asked
May 16, 2025
by
avibootz
javascript
javascript-palindrome
1
answer
178
views
How to declare a RegEx with character repetition to match the strings "http", "htttp", "httttp", etc in JavaScript
asked
May 16, 2025
by
avibootz
javascript
javascript-regex
4
answers
297
views
How to round to 2 decimal places in JavaScript
asked
May 15, 2025
by
avibootz
javascript
javascript-round
1
answer
188
views
How to round a floating-point number to an integer in JavaScript
asked
May 14, 2025
by
avibootz
javascript
javascript-round
1
answer
223
views
How to find all double quote substrings in a string with JavaScript
asked
May 13, 2025
by
avibootz
javascript
javascript-string
javascript-substring
javascript-regex
2
answers
236
views
How to combine a string with a dynamic double-quoted substring in JavaScript
asked
May 12, 2025
by
avibootz
javascript
javascript-string
javascript-substring
3
answers
263
views
How to declare a string with double quote substrings in JavaScript
asked
May 12, 2025
by
avibootz
javascript
javascript-string
javascript-substring
2
answers
242
views
How to extract words and double-quoted phrases from a string in JavaScript
asked
May 12, 2025
by
avibootz
javascript
javascript-string
javascript-regex
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