17 lines
		
	
	
		
			397 B
		
	
	
	
		
			Markdown
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			397 B
		
	
	
	
		
			Markdown
		
	
	
	
	
	
#utf8 detector
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Detect if a Buffer is utf8 encoded. 
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It need The minimum amount of bytes is 4.
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```javascript
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    var fs = require('fs');
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    var isUtf8 = require('is-utf8');
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    var ansi = fs.readFileSync('ansi.txt');
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    var utf8 = fs.readFileSync('utf8.txt');
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    console.log('ansi.txt is utf8: '+isUtf8(ansi)); //false
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    console.log('utf8.txt is utf8: '+isUtf8(utf8)); //true
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```
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