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JavaScript 条件三元运算符
tryjs_if_ternary1
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<!DOCTYPE html> <html> <body> <h1>JavaScript Ternary Operator</h1> <p id="demo"></p> <script> // Using the ternary operator let price = 10; let isMember = true; let discount = isMember ? 0.2 : 0; let total = 10 - (price * discount) document.getElementById("demo").innerHTML = "The price is " + total; </script> </body> </html>