Kata Library: PHP Practice
Sign Up
Time to claim your honor
Training
Practice
Complete challenging
Kata
to earn honor and ranks. Re-train to hone technique
Freestyle Sparring
Take turns remixing and refactoring others code through
Kumite
Community
Leaderboards
Achieve honor and move up the global leaderboards
Chat
Join our
Discord
server and chat with your fellow code warriors
Discussions
View our
Github Discussions
board to discuss general Codewars topics
About
Docs
Learn about all of the different aspects of Codewars
Blog
Read the latest news from Codewars and the community
Log In
Sign Up
Library
Collections
Newest
Oldest
Popularity
Positive Feedback
Most Completed
Least Completed
Hardest
Easiest
Name
Relevance
Low Satisfaction
All
My Languages
Agda (Beta)
BF (Beta)
C
CFML (Beta)
Clojure
COBOL (Beta)
CoffeeScript
CommonLisp (Beta)
Coq
C++
Crystal
C#
D (Beta)
Dart
Elixir
Elm (Beta)
Erlang (Beta)
Factor (Beta)
Forth (Beta)
Fortran (Beta)
F#
Go
Groovy
Haskell
Haxe (Beta)
Idris (Beta)
Java
JavaScript
Julia (Beta)
Kotlin
λ Calculus (Beta)
Lean
Lua
NASM
Nim (Beta)
Objective-C (Beta)
OCaml (Beta)
Pascal (Beta)
Perl (Beta)
PHP
PowerShell (Beta)
Prolog (Beta)
PureScript (Beta)
Python
R (Beta)
Racket
Raku (Beta)
Reason (Beta)
RISC-V (Beta)
Ruby
Rust
Scala
Shell
Solidity (Beta)
SQL
Swift
TypeScript
VB (Beta)
Approved & Beta
Approved
Beta
All
Kata I have not trained on
Kata I have not completed
Kata I have completed
8 kyu
easiest
7 kyu
6 kyu
5 kyu
4 kyu
3 kyu
2 kyu
1 kyu
hardest
Algorithms
16
Arrays
13
Data Structures
16
Functional Programming
8
Fundamentals
11
Games
1
Lists
1
Logic
3
Mathematics
2
Queues
1
Regular Expressions
4
Sorting
1
Strings
10
FEATURED TAGS
Cryptography
Data Science
Debugging
Games
Tutorials
16 Kata Found
7 kyu
Coding Meetup #3 - Higher-Order Functions Series - Is Ruby coming?
10,965
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
6 kyu
Estimating Amounts of Subsets
2,264
raulbc777
4 Issues Reported
Fundamentals
Data Structures
Algorithms
Mathematics
Logic
Strings
7 kyu
Sectional Array Sort
1,562
kodejuice
1 Issue Reported
Arrays
Sorting
Data Structures
Algorithms
6 kyu
Get Password from grid
771
kodejuice
Logic
Arrays
Algorithms
Data Structures
7 kyu
Parts of a list
17,855
g964
1 Issue Reported
Arrays
Lists
Data Structures
Algorithms
5 kyu
Emirps
2,040
raulbc777
5 Issues Reported
Fundamentals
Mathematics
Algorithms
Data Structures
7 kyu
Coding Meetup #4 - Higher-Order Functions Series - Find the first Python developer
10,017
PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
Regular Expressions
Beta
Check and Mate?
482
Zirgion
2 Issues Reported
Status:
Waiting for issues to be resolved
Estimated Rank:
2 kyu
Logic
Arrays
Data Structures
Games
Algorithms
6 kyu
The Deaf Rats of Hamelin
6,769
dinglemouse
Fundamentals
Strings
Algorithms
Queues
Data Structures
7 kyu
Coding Meetup #5 - Higher-Order Functions Series - Prepare the count of languages
8,205
PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
7 kyu
Find how many times did a team from a given country win the Champions League?
3,276
PiotrBerebecki
Strings
Arrays
Data Structures
Algorithms
7 kyu
Coding Meetup #2 - Higher-Order Functions Series - Greet developers
12,513
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
16,228
PiotrBerebecki
Data Structures
Fundamentals
Algorithms
Strings
Regular Expressions
Arrays
Functional Programming
6 kyu
Coding Meetup #9 - Higher-Order Functions Series - Is the meetup age-diverse?
3,687
PiotrBerebecki
1 Issue Reported
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
6 kyu
Coding Meetup #8 - Higher-Order Functions Series - Will all continents be represented?
5,400
PiotrBerebecki
1 Issue Reported
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
7 kyu
Coding Meetup #6 - Higher-Order Functions Series - Can they code in the same language?
8,434
PiotrBerebecki
Functional Programming
Data Structures
Arrays
Fundamentals
Algorithms
Strings
Confirm
Collect:
undefined
Loading collection data...