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Scope Test Of Let Variable In Javascript
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<!DOCTYPE html> <html> <head> <title>Demo</title> <script> function getName(t) { let name = 'sheo'; if (t) { let fullName = name + ' narayan'; return fullName; } return fullName; // will throw error } alert(getName(true)); // shows 'sheo narayan' alert(getName(false)); // 'fullName' is undefined </script> </head> <body> <p>Scope test of 'let' variable</p> </body> </html>
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