Object

scala.scalajs.js

Math

Related Doc: package js

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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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  1. final def !=(arg0: scala.Any): Boolean

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  2. final def ##(): Int

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  3. final def ==(arg0: scala.Any): Boolean

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  4. val E: Double

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    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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  5. val LN10: Double

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    Natural logarithm of 10, approximately 2.303.

    Natural logarithm of 10, approximately 2.303.

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  6. val LN2: Double

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    Natural logarithm of 2, approximately 0.693.

    Natural logarithm of 2, approximately 0.693.

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  7. val LOG10E: Double

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    Base 10 logarithm of E, approximately 0.434.

    Base 10 logarithm of E, approximately 0.434.

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  8. val LOG2E: Double

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    Base 2 logarithm of E, approximately 1.443.

    Base 2 logarithm of E, approximately 1.443.

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  9. val PI: Double

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    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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  10. val SQRT1_2: Double

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    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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  11. val SQRT2: Double

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    Square root of 2, approximately 1.414.

    Square root of 2, approximately 1.414.

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  12. def abs(x: Double): Double

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    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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  13. def abs(x: Int): Int

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    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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  14. def acos(x: Double): Double

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    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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  15. final def asInstanceOf[T0]: T0

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    Definition Classes
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  16. def asin(x: Double): Double

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    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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  17. def atan(x: Double): Double

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    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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  18. def atan2(y: Double, x: Double): Double

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    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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  19. def ceil(x: Double): Double

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    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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  20. def clone(): AnyRef

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    protected[java.lang]
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    @throws( ... )
  21. def cos(x: Double): Double

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    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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  22. final def eq(arg0: AnyRef): Boolean

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  23. def equals(arg0: scala.Any): Boolean

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  24. def exp(x: Double): Double

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    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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  25. def finalize(): Unit

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    protected[java.lang]
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    @throws( classOf[java.lang.Throwable] )
  26. def floor(x: Double): Double

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    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.

    MDN

  27. final def getClass(): Class[_]

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    Definition Classes
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  28. def hasOwnProperty(v: String): Boolean

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    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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    Definition Classes
    Object
  29. def hashCode(): Int

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  30. final def isInstanceOf[T0]: Boolean

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    Any
  31. def isPrototypeOf(v: Object): Boolean

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    Tests whether this object is in the prototype chain of another object.

    Tests whether this object is in the prototype chain of another object.

    Definition Classes
    Object
  32. def log(x: Double): Double

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    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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  33. def max(values: Double*): Double

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    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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  34. def max(value1: Int, values: Int*): Int

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    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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  35. def min(values: Double*): Double

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    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.

    MDN

  36. def min(value1: Int, values: Int*): Int

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    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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  37. final def ne(arg0: AnyRef): Boolean

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  38. final def notify(): Unit

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  39. final def notifyAll(): Unit

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  40. def pow(x: Double, y: Double): Double

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    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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  41. def propertyIsEnumerable(v: String): Boolean

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    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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    Definition Classes
    Object
  42. def random(): Double

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    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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  43. def round(x: Double): Double

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    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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  44. def sin(x: Double): Double

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    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.

    MDN

  45. def sqrt(x: Double): Double

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    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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  46. final def synchronized[T0](arg0: ⇒ T0): T0

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    Definition Classes
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  47. def tan(x: Double): Double

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    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

  48. def toLocaleString(): String

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    Object
  49. def toString(): String

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  50. def valueOf(): scala.Any

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    Object
  51. final def wait(): Unit

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    @throws( ... )
  52. final def wait(arg0: Long, arg1: Int): Unit

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  53. final def wait(arg0: Long): Unit

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