Word with format Capitalize

lib/src/string.dart

@@ -24,6 +24,15 @@ extension StringCapitalizeExtension on String {
   }
 }
 
+extension StringWordCapitalize on String {
+  String wordFormatCapitalize() {
+    final result = split(' ');
+    final buffer = StringBuffer();
+    buffer.write(result.map((e) => e.capitalize()).join(' '));
+    return buffer.toString();
+  }
+}
+
 extension StringDecapitalizeExtension on String {
   /// Returns a copy of this string having its first letter lowercased, or the
   /// original string, if it's empty or already starts with a lower case letter.

test/string_test.dart

@@ -13,6 +13,14 @@ void main() {
       expect('Test'.capitalize(), 'Test');
     });
 
+    test('Word Capitalize', () {
+      expect('lorem ipsum'.wordFormatCapitalize(), 'Lorem Ipsum');
+      expect('lorem'.wordFormatCapitalize(), 'Lorem');
+      expect('123'.wordFormatCapitalize(), '123');
+      expect(''.wordFormatCapitalize(), '');
+      expect('123 123 a123'.wordFormatCapitalize(), '123 123 A123');
+    });
+
     test('.decapitalize()', () {
       expect(''.decapitalize(), '');
       expect('123'.decapitalize(), '123');