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math.atan_JavaScript中带有示例的Math.atan()方法
math.atan
JavaScript | Math.atan()方法 (JavaScript | Math.atan() Method)
Math.atan() is a function in math library of JavaScript that is used to find the value of arctangent of a number.
Math.atan()是JavaScript數(shù)學(xué)庫中的函數(shù),用于查找數(shù)字的反正切值。
atan(x) = arctan(x) = y => tan(y) = xSyntax:
句法:
Math.atan(p);Parameter(s):
參數(shù):
p – It represents the value whose arctangent value to be found.
p –表示要找到其反正切值的值。
Return value:
返回值:
The return type of this method is number, it returns the arctangent value of the given p.
此方法的返回類型為number ,它返回給定p的反正切值。
Example 1: Valid values for the method
示例1:方法的有效值
console.log(Math.tanh(0)); console.log(Math.tanh(6)); console.log(Math.tanh(Infinity)); console.log(Math.tanh(-0.56)); console.log(Math.tanh(-Infinity));Output
輸出量
0 0.99998771165079561 -0.5079774328978962 -1Example 2: Passing non-numeric values.
示例2:傳遞非數(shù)字值。
console.log(Math.atanh("IncludeHelp")); // Output: NaNconsole.log(Math.atan(1 + 4i)); // Output: Uncaught SyntaxError: Invalid or unexpected token翻譯自: https://www.includehelp.com/code-snippets/math-atan-method-with-example-in-javascript.aspx
math.atan
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