JavaScript中的TypedArray.every()函数
的every()TypedArray的函数接受表示函数的名称的字符串值,测试数组中的所有元素是否通过由提供的功能来实现的测试。
语法
它的语法如下
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>输出结果
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>输出结果
Contents of the typed array: 64,89,65,58,90,66,87,55 all elements are above 35