汇编中imul

JavaScript | Math.imul()方法 (JavaScript | Math.imul() Method)

Math.imul() is a function in math library of JavaScript that is used to the 32-bit multiplication of the two values passed to it. It uses C-like semantics to find the multiplication. It can accept floating-point variables but will convert it into integer before conversion.

Math.imul()是JavaScript数学库中的函数，用于对传递给它的两个值进行32位乘法。 它使用类似于C的语义来查找乘法。 它可以接受浮点变量，但会在转换前将其转换为整数。

Syntax:

句法：

    Math.imul(val1, val2);

Parameter(s):

参数：

• val1, val2 – represent the values that are to be multiplied using 32-bit multiplication.

  val1，val2 –表示要使用32位乘法相乘的值。

Return value:

返回值：

The return type of this method is number, it returns the 32-bit multiplication.

该方法的返回类型为number ，它返回32位乘法。

Browser support: Chrome, Internet explorer, Mozilla, Safari, Opera mini.

浏览器支持： Chrome，Internet Explorer，Mozilla，Safari，Opera mini。

Example 1: Valid values

示例1：有效值

console.log(Math.imul(8, 5));
console.log(Math.imul(6.4, 2.1));
console.log(Math.imul(-32, 32));
console.log(Math.imul(0, 23));
console.log(Math.imul("27.08", "-3"));

Output

输出量

40
12
-1024
0
-81

Example 2: With strings

示例2：带字符串

console.log(Math.imul("Javascript"));
console.log(Math.imul("Javascript", "C++"));

Output

输出量

0
0

翻译自: https://www.includehelp.com/code-snippets/math-imul-method-with-example-in-javascript.aspx

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