add capitalize string algorithm (#8)

TheAlgorithms · Jul 26, 2023 · d90e58b · d90e58b
1 parent eaede39
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diff --git a/README.md b/README.md
@@ -27,6 +27,7 @@ Algorithms and data structures implemented in the Jule programming language.
  - [Lower Case](./string/lower_case.jule)
  - [Upper Case](./string/upper_case.jule)
  - [Reverse](./string/reverse.jule)
+ - [Capitalize](./string/capitalize.jule)
 
 ## Contributing
 

diff --git a/string/capitalize.jule b/string/capitalize.jule
@@ -0,0 +1,3 @@
+pub fn capitalize(mut string: str): str {
+ ret upper_case((str)(string[0])) + lower_case(string[1:])
+}
diff --git a/test.jule b/test.jule
@@ -16,6 +16,7 @@ use string::{
  upper_case,
  lower_case,
  reverse,
+ capitalize,
 }
 
 static mut TESTS: TestStack = TestStack.new()
@@ -93,6 +94,10 @@ fn add_tests_string() {
  TESTS.add("reverse", fn(): bool {
  ret reverse("FooBar") == "raBooF"
  })
+
+ TESTS.add("capitalize", fn(): bool {
+ ret capitalize("foo BAR") == "Foo bar"
+ })
 }
 
 fn main() {