feat: kata/remove-anchor-from-url (#780)

* docs: kata description

* feat: kata/remove-anchor-from-url

---------

Co-authored-by: ParanoidUser <[email protected]>

Author: github-actions[bot]

kata/7-kyu/index.md

@@ -415,6 +415,7 @@
 - [Regexp Basics - is it a six bit unsigned number?](regexp-basics-is-it-a-six-bit-unsigned-number "567e8dbb9b6f4da558000030")
 - [Regexp Basics - is it a vowel?](regexp-basics-is-it-a-vowel "567bed99ee3451292c000025")
 - [Regexp basics - parsing prices](regexp-basics-parsing-prices "56833b76371e86f8b6000015")
+- [Remove anchor from URL](remove-anchor-from-url "51f2b4448cadf20ed0000386")
 - [Remove consecutive duplicate words](remove-consecutive-duplicate-words "5b39e91ee7a2c103300018b3")
 - [Remove duplicate words](remove-duplicate-words "5b39e3772ae7545f650000fc")
 - [Remove the minimum](remove-the-minimum "563cf89eb4747c5fb100001b")

kata/7-kyu/remove-anchor-from-url/README.md

@@ -0,0 +1,10 @@
+# [Remove anchor from URL](https://www.codewars.com/kata/remove-anchor-from-url "https://www.codewars.com/kata/51f2b4448cadf20ed0000386")
+
+Complete the function/method so that it returns the url with anything after the anchor (`#`) removed. 
+
+## Examples
+
+```
+"www.codewars.com#about" --> "www.codewars.com"
+"www.codewars.com?page=1" -->"www.codewars.com?page=1"
+```

kata/7-kyu/remove-anchor-from-url/main/Kata.java

@@ -0,0 +1,5 @@
+interface Kata {
+  static String removeUrlAnchor(String url) {
+    return url.replaceAll("#.*", "");
+  }
+}

kata/7-kyu/remove-anchor-from-url/test/SolutionTest.java

@@ -0,0 +1,17 @@
+import static org.junit.jupiter.api.Assertions.assertEquals;
+
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.CsvSource;
+
+class SolutionTest {
+  @ParameterizedTest
+  @CsvSource(textBlock = """
+      www.codewars.com#about, www.codewars.com
+      www.codewars.com/katas/?page=1#about, www.codewars.com/katas/?page=1
+      www.codewars.com/katas/, www.codewars.com/katas/
+      https://example.com#section1, https://example.com
+      """)
+  void sample(String url, String expected) {
+    assertEquals(expected, Kata.removeUrlAnchor(url));
+  }
+}