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Create file_io.dart #70

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25 changes: 25 additions & 0 deletions dart/file_io.dart
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Original file line number Diff line number Diff line change
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import 'dart:io';

void main() async {
try {
File file = File('sample.txt');
if (await file.exists()) {
List<String> lines = await file.readAsLines();
int wordCount = countWords(lines);
print("Word count: $wordCount");
} else {
print("File not found.");
}
} catch (e) {
print("An error occurred: $e");
}
}

int countWords(List<String> lines) {
int count = 0;
for (String line in lines) {
List<String> words = line.split(' ');
count += words.length;
}
return count;
}