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JavaScript 2021 新特性
tryjs_numeric_separator3
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<!DOCTYPE html> <html> <body> <h1>JavaScript Numbers</h1> <p>ES2021 intoduced the numeric separator (_) to make numbers more readable:</p> <p id="demo"></p> <script> const num = 1_2_3_4_5; document.getElementById("demo").innerHTML = num; </script> </body> </html>