Kata Library: PHP Practice
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FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
20 Kata Found
4 kyu
Regular expression for binary numbers divisible by 5
2,297
aswitalski
Binary
Algorithms
Regular Expressions
7 kyu
Check whether a number is valid in a given numeral system
1,179
SummerTheCoder
Algorithms
Logic
Regular Expressions
7 kyu
Coding Meetup #4 - Higher-Order Functions Series - Find the first Python developer
10,355
PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
Regular Expressions
6 kyu
Coordinates Validator
7,139
louy
7 Issues Reported
Regular Expressions
Algorithms
6 kyu
IP Validation
44,376
wink
4 Issues Reported
Regular Expressions
Algorithms
7 kyu
Coding Meetup #2 - Higher-Order Functions Series - Greet developers
12,821
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
7 kyu
Coding Meetup #1 - Higher-Order Functions Series - Count the number of JavaScript developers coming from Europe
16,568
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
6 kyu
Split Strings
169,092
jhoffner
Regular Expressions
Strings
Algorithms
7 kyu
Coding Meetup #3 - Higher-Order Functions Series - Is Ruby coming?
11,110
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
6 kyu
Linux history and `!` command. Series#1 The `!!` command
644
nbeck
Strings
Parsing
Regular Expressions
Algorithms
7 kyu
Is that a real phone number? (British version)
1,458
lucyrose93
1 Issue Reported
Regular Expressions
Strings
Algorithms
6 kyu
Convert string to camel case
206,236
jhoffner
20 Issues Reported
Regular Expressions
Algorithms
Strings
6 kyu
Vowel Shifting
1,565
user5036852
1 Issue Reported
Strings
Regular Expressions
Algorithms
4 kyu
RoboScript #3 - Implement the RS2 Specification
884
donaldsebleung
Esoteric Languages
Interpreters
Regular Expressions
Algorithms
2 kyu
Regular Expression - Check if divisible by 0b111 (7)
2,276
Hacker Sakana
Puzzles
Regular Expressions
Strings
Algorithms
7 kyu
Sum of a Beach
5,001
megawatt
Fundamentals
Algorithms
Strings
Regular Expressions
4 kyu
Binary multiple of 3
7,707
rsalgado
3 Issues Reported
Regular Expressions
Algorithms
Puzzles
Number Theory
6 kyu
Encrypt this!
23,727
suic
Fundamentals
Strings
Regular Expressions
Arrays
Ciphers
Algorithms
Cryptography
Security
6 kyu
Create Phone Number
352,648
xDranik
Arrays
Strings
Regular Expressions
Algorithms
7 kyu
Remove duplicate words
21,506
e.mihaylin
5 Issues Reported
Strings
Regular Expressions
Algorithms
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