Fabric.js removeFromArray()用法及代碼示例

removeFromArray()方法用於從指定的值數組中刪除一個值。

用法:

removeFromArray(array, value)

參數：此方法接受上麵提到和下麵描述的兩個參數：

array:此參數保存指定的值數組。
value:此參數保存將要從數組中刪除的值。

返回值：此方法返回剩餘值的數組。

範例1：

Javascript

<!DOCTYPE html>
 
<html>
 
<head>
    <script src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js">
    </script>
 
    <script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js.map">
    </script>
 
    <script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.js">
    </script>
</head>
 
<body>
    <script type="text/javascript">
 
        // Calling removeFromArray() function over
        // some specified arrays and values to be removed
        console.log(fabric.util.removeFromArray([1, 2, 3], 2));
        console.log(fabric.util.removeFromArray([1, 2, 3], 1));
        console.log(fabric.util.removeFromArray([1, 2, 3], 0));
    </script>
</body>
 
</html>

輸出：

[1,3]
[2,3]
[1,2,3]

範例2：

Javascript

<!DOCTYPE html>
 
<html>
 
<head>
    <script src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js">
    </script>
 
    <script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.min.js.map">
    </script>
 
    <script type="text/javascript" src=
"https://cdnjs.cloudflare.com/ajax/libs/fabric.js/3.6.2/fabric.js">
    </script>
</head>
 
<body>
    <script type="text/javascript">
 
        // Specifying some arrays
        var array1 = [2, 4, 6];
        var array2 = [1, 3, 4];
 
        // Specifying some values
        var value1 = 2;
        var value2 = 4;
 
        // Calling removeFromArray() function over the
        // above specified arrays and values to be removed
        console.log(fabric.util.removeFromArray(array1, value1));
        console.log(fabric.util.removeFromArray(array2, value2));
    </script>
</body>
 
</html>

輸出：

[4,6]
[1,3]

相關用法

注：本文由純淨天空篩選整理自Kanchan_Ray大神的英文原創作品 Fabric.js removeFromArray() Method。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。