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<!DOCTYPE html> <html> <title>米至英里的长度转换器</title> <body> <h1>长度转换器</h1> <p>在米字段中输入数值可将其转换为公里：</p> <p> <label>米：</label> <input id="inputMeters" type="number" placeholder="米" oninput="LengthConverter(this.value)" onchange="LengthConverter(this.value)"> </p> <p>英里：<span id="outputMiles"></span></p> <script> function LengthConverter(valNum) { document.getElementById("outputMiles").innerHTML=valNum*0.00062137; } </script> </body> </html>