object Math extends Object
Math is a built-in object that has properties and methods for mathematical constants and functions. Not a function object.
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- val E: Double
Euler's constant and the base of natural logarithms, approximately 2.718.
Euler's constant and the base of natural logarithms, approximately 2.718.
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- val LN10: Double
Natural logarithm of 10, approximately 2.303.
Natural logarithm of 10, approximately 2.303.
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- val LN2: Double
Natural logarithm of 2, approximately 0.693.
Natural logarithm of 2, approximately 0.693.
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- val LOG10E: Double
Base 10 logarithm of E, approximately 0.434.
Base 10 logarithm of E, approximately 0.434.
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- val LOG2E: Double
Base 2 logarithm of E, approximately 1.443.
Base 2 logarithm of E, approximately 1.443.
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- val PI: Double
Ratio of the circumference of a circle to its diameter, approximately 3.14159.
Ratio of the circumference of a circle to its diameter, approximately 3.14159.
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- val SQRT1_2: Double
Square root of 1/2; equivalently, 1 over the square root of 2, approximately 0.707.
Square root of 1/2; equivalently, 1 over the square root of 2, approximately 0.707.
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- val SQRT2: Double
Square root of 2, approximately 1.414.
Square root of 2, approximately 1.414.
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- def abs(x: Double): Double
Returns the absolute value of a number.
Returns the absolute value of a number.
Passing a non-numeric string or undefined/empty variable returns NaN. Passing null returns 0.
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- def abs(x: Int): Int
Returns the absolute value of a number.
Returns the absolute value of a number.
Passing a non-numeric string or undefined/empty variable returns NaN. Passing null returns 0.
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- def acos(x: Double): Double
The Math.acos() function returns the arccosine (in radians) of a number.
The Math.acos() function returns the arccosine (in radians) of a number.
The acos method returns a numeric value between 0 and pi radians for x between -1 and 1. If the value of number is outside this range, it returns NaN.
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- final def asInstanceOf[T0]: T0
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- def asin(x: Double): Double
The Math.asin() function returns the arcsine (in radians) of a number.
The Math.asin() function returns the arcsine (in radians) of a number.
The asin method returns a numeric value between -pi/2 and pi/2 radians for x between -1 and 1. If the value of number is outside this range, it returns NaN.
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- def atan(x: Double): Double
The Math.atan() function returns the arctangent (in radians) of a number.
The Math.atan() function returns the arctangent (in radians) of a number.
The atan method returns a numeric value between -pi/2 and pi/2 radians.
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- def atan2(y: Double, x: Double): Double
The Math.atan2() function returns the arctangent of the quotient of its arguments.
The Math.atan2() function returns the arctangent of the quotient of its arguments.
The atan2 method returns a numeric value between -pi and pi representing the angle theta of an (x,y) point. This is the counterclockwise angle, measured in radians, between the positive X axis, and the point (x,y). Note that the arguments to this function pass the y-coordinate first and the x-coordinate second.
atan2 is passed separate x and y arguments, and atan is passed the ratio of those two arguments.
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- def cbrt(x: Double): Double
ECMAScript 6 The Math.cbrt() function returns the cube root of a number
ECMAScript 6 The Math.cbrt() function returns the cube root of a number
- returns
The cube root of the given number. MDN
- def ceil(x: Double): Double
The Math.ceil() function returns the smallest integer greater than or equal to a number.
The Math.ceil() function returns the smallest integer greater than or equal to a number.
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- def clone(): AnyRef
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- def cos(x: Double): Double
The Math.cos() function returns the cosine of a number.
The Math.cos() function returns the cosine of a number.
The cos method returns a numeric value between -1 and 1, which represents the cosine of the angle.
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- def cosh(x: Double): Double
ECMAScript 6 The Math.cosh() function returns the hyperbolic cosine of a number
ECMAScript 6 The Math.cosh() function returns the hyperbolic cosine of a number
- returns
The hyperbolic cosine of the given number MDN
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- def exp(x: Double): Double
The Math.exp() function returns E^x, where x is the argument, and E is Euler's constant, the base of the natural logarithms.
The Math.exp() function returns E^x, where x is the argument, and E is Euler's constant, the base of the natural logarithms.
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- def expm1(x: Double): Double
ECMAScript 6 The Math.expm1() function returns e^x - 1, where x is the argument, and e the base of the natural logarithms.
ECMAScript 6 The Math.expm1() function returns e^x - 1, where x is the argument, and e the base of the natural logarithms.
- returns
A number representing e^x - 1, where e is Euler's number and x is the argument.
- def finalize(): Unit
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- def floor(x: Double): Double
The Math.floor() function returns the largest integer less than or equal to a number.
The Math.floor() function returns the largest integer less than or equal to a number.
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- final def getClass(): Class[_ <: AnyRef]
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- def hasOwnProperty(v: String): Boolean
Tests whether this object has the specified property as a direct property.
Tests whether this object has the specified property as a direct property.
Unlike js.Object.hasProperty, this method does not check down the object's prototype chain.
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- def hashCode(): Int
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- def hypot(x: Double*): Double
ECMAScript 6 The Math.hypot() function returns the square root of the sum of squares of its arguments
ECMAScript 6 The Math.hypot() function returns the square root of the sum of squares of its arguments
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The square root of the sum of squares of the given arguments. MDN
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- def isPrototypeOf(v: Object): Boolean
Tests whether this object is in the prototype chain of another object.
Tests whether this object is in the prototype chain of another object.
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- def log(x: Double): Double
The Math.log() function returns the natural logarithm (base E) of a number.
The Math.log() function returns the natural logarithm (base E) of a number.
If the value of number is negative, the return value is always NaN.
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- def log10(x: Double): Double
ECMAScript 6 The Math.log10() function returns the base 10 logarithm of a number
ECMAScript 6 The Math.log10() function returns the base 10 logarithm of a number
- returns
The base 10 logarithm of the given number. If the number is negative, NaN is returned. MDN
- def log1p(x: Double): Double
ECMAScript 6 The Math.log1p() function returns the natural logarithm (base e) of 1 + a number
ECMAScript 6 The Math.log1p() function returns the natural logarithm (base e) of 1 + a number
- returns
The natural logarithm (base e) of 1 plus the given number. If the number is less than -1, NaN is returned. MDN
- def max(values: Double*): Double
The Math.max() function returns the largest of zero or more numbers.
The Math.max() function returns the largest of zero or more numbers.
If no arguments are given, the result is - Infinity.
If at least one of arguments cannot be converted to a number, the result is NaN.
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- def max(value1: Int, values: Int*): Int
The Math.max() function returns the largest of zero or more numbers.
The Math.max() function returns the largest of zero or more numbers.
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- def min(values: Double*): Double
The Math.min() function returns the smallest of zero or more numbers.
The Math.min() function returns the smallest of zero or more numbers.
If no arguments are given, the result is Infinity.
If at least one of arguments cannot be converted to a number, the result is NaN.
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- def min(value1: Int, values: Int*): Int
The Math.min() function returns the smallest of zero or more numbers.
The Math.min() function returns the smallest of zero or more numbers.
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- def pow(x: Double, y: Double): Double
The Math.pow() function returns the base to the exponent Power, that is, base^^exponent.
The Math.pow() function returns the base to the exponent Power, that is, base^^exponent.
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- def propertyIsEnumerable(v: String): Boolean
Tests whether the specified property in an object can be enumerated by a call to js.Object.properties, with the exception of properties inherited through the prototype chain.
Tests whether the specified property in an object can be enumerated by a call to js.Object.properties, with the exception of properties inherited through the prototype chain.
If the object does not have the specified property, this method returns false.
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- def random(): Double
The Math.random() function returns a floating-point, pseudo-random number in the range [0, 1) that is, from 0 (inclusive) up to but not including 1 (exclusive), which you can then scale to your desired range.
The Math.random() function returns a floating-point, pseudo-random number in the range [0, 1) that is, from 0 (inclusive) up to but not including 1 (exclusive), which you can then scale to your desired range.
The random number generator is seeded from the current time, as in Java.
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- def round(x: Double): Double
The Math.round() function returns the value of a number rounded to the nearest integer.
The Math.round() function returns the value of a number rounded to the nearest integer.
If the fractional portion of number is .5 or greater, the argument is rounded to the next higher integer. If the fractional portion of number is less than .5, the argument is rounded to the next lower integer.
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- def sin(x: Double): Double
The Math.sin() function returns the sine of a number.
The Math.sin() function returns the sine of a number.
The sin method returns a numeric value between -1 and 1, which represents the sine of the angle given in radians.
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- def sinh(x: Double): Double
ECMAScript 6 The Math.sinh() function returns the hyperbolic sine of a number
ECMAScript 6 The Math.sinh() function returns the hyperbolic sine of a number
- returns
The hyperbolic sine of the given number MDN
- def sqrt(x: Double): Double
The Math.sqrt() function returns the square root (x\sqrt{x}) of a number.
The Math.sqrt() function returns the square root (x\sqrt{x}) of a number.
If the value of number is negative, sqrt returns NaN.
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- final def synchronized[T0](arg0: => T0): T0
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- def tan(x: Double): Double
The Math.tan() function returns the tangent of a number.
The Math.tan() function returns the tangent of a number.
The tan method returns a numeric value that represents the tangent of the angle.
MDN
- def tanh(x: Double): Double
ECMAScript 6 The Math.tanh() function returns the hyperbolic tangent of a number
ECMAScript 6 The Math.tanh() function returns the hyperbolic tangent of a number
- returns
The hyperbolic tangent of the given number MDN
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