JavaScript TypedArray.every()用法及代碼示例

TypedArray 的 every() 函數接受一個表示函數名稱的字符串值，測試數組中的所有元素是否通過提供的函數實現的測試。

用法

其語法如下

typedArray.every(function_name)

示例

<html>
<head>
   <title>JavaScript Array every Method</title>
</head>
<body>
   <script type="text/javascript">
      var int32View = new Int32Array([64, 89, 65,21, 14, 66, 87, 55 ]);
      document.write("Contents of the typed array:"+int32View);
      document.write("<br>");
      function testResult(element, index, array) {
         var ele = element>35
         return ele;
      }
      result = int32View.every(testResult);
      if(result) {
         document.write("all elements are above 35");
      }else {
         document.write("all elements are not above 35");
      }
      </script>
</body>
</html>

輸出

Contents of the typed array:64,89,65,21,14,66,87,55
all elements are not above 35

示例

<html>
<head>
   <title>JavaScript Array every Method</title>
</head>
<body>
   <script type="text/javascript">
      var int32View = new Int32Array([64, 89, 65, 58, 90, 66, 87, 55 ]);
      document.write("Contents of the typed array:"+int32View);
      document.write("<br>");
      function testResult(element, index, array) {
         var ele = element>35
         return ele;
      }
      result = int32View.every(testResult);
      if(result) {
         document.write("all elements are above 35");
      }else {
         document.write("all elements are not above 35");
      }
   </script>
</body>
</html>

輸出

Contents of the typed array:64,89,65,58,90,66,87,55
all elements are above 35

相關用法

注：本文由純淨天空篩選整理自Karthikeya Boyini大神的英文原創作品 TypedArray.every() function in JavaScript。非經特殊聲明，原始代碼版權歸原作者所有，本譯文未經允許或授權，請勿轉載或複製。