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Javascript 中的 values()函数

JavaScript values()方法用于定义数组中内容的值。

values - 语法

array.values()

values - 返回值

返回数组值

values - 浏览器支持

Chrome	是
Safari	是
Firefox	是
Opera	是

values - 例子1

JavaScript TypedArray values()方法。

复制代码

<script>  
//JavaScript to illustrate types() method  
 var A = new Uint8Array([ 1,3,4,5,6,7,8,9 ]);  
 //Calling array.values() method  
   var JavaTpoint = A.values();  
  //Printing value of index 0  
   document.write(JavaTpoint.next().value);  
   //expected output:1  
</script>

输出:

values - 例子2

JavaScript TypedArray values()方法。

复制代码

<script>  
 //JavaScript to illustrate types() method   
var A = new Uint8Array([ 1,3,4,5,6,7,8,9 ]);  
  //Calling array.values() method  
   var JavaTpoint = A.values();  
// shift index to the 1   
JavaTpoint.next();  
  //Printing the value of index 1  
   document.write(JavaTpoint.next().value);  
   //expected output:3  
</script>

输出:

values - 例子3

JavaScript TypedArray values()方法。

复制代码

<script>
 //JavaScript to illustrate types() method
 var A = new Uint8Array([ 1,3,4,5,6,7,8,9 ]);
  //Calling array.values() method
   var JavaTpoint = A.values();
       JavaTpoint.next()
       JavaTpoint.next()
       JavaTpoint.next()
       JavaTpoint.next()
       JavaTpoint.next()
       JavaTpoint.next()
       JavaTpoint.next()
       JavaTpoint.next()
   document.write(JavaTpoint.next().value);
   //expected output:undefined
</script>