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<!DOCTYPE html> <html> <body> <h2>JavaScript Array.some()</h2> <p>some() 方法检查某些数组值是否通过测试。</p> <p id="demo"></p> <script> var numbers = [45, 4, 9, 16, 25]; var someOver18 = numbers.some(myFunction); document.getElementById("demo").innerHTML = "Some over 18 is " + someOver18; function myFunction(value, index, array) { return value > 18; } </script> </body> </html>