Day13布尔型转换

image
image

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>布尔型转换</title>
</head>

<body>
  <script>
    console.log(Boolean('pink'))//true
    console.log(Boolean(''))//false
    console.log(Boolean(0))//false
    console.log(Boolean(90))//true
    console.log(Boolean(undefined))//false
    console.log(Boolean(NaN))//false
    console.log(Boolean(null))//false
  </script>
</body>

</html>
posted @ 2026-01-13 13:35  冰涿  阅读(0)  评论(0)    收藏  举报