JavaScript Tutorial | Session-11 | Math Object

Publicado em: 01 Janeiro 1970
no canal de: PDst Creates

267

Math object: Attributes & Methods
Math object is a built in object, contains basic mathematical functions and constants.
(abssqrt, pow, round, ceil, floor, trunc, max, min, sin, cos, tan)

Attributes:
PI : Number = 3.141592653589793
E: Number = 2.718281828459045

Methods:
sign(value:Number):Number
Returns sign of the given value,
if the given value is +ve returns 1, if it is -ve returns -1 else it returns 0

abs(value: Number):Number
Returns the absolute value (+ve) of the given value.

sqrt (value: Number):Number
Returns the square root of a given value.

pow(value1:Number,value2:Number):Number
Returns the result of value1(base) raise to the power of value2 (exponent).

max(value1:Number, value2:Number, ....):Number
Returns the maximum of zero or more values.

min(value1:Number, value2:Number, ....):Number
Returns the minimum of zero or more values.

round(value:Number):Number
Rounds the given value to the nearest integer and returns it.

ceil(value:Number):Number
Returns the smallest integer, greater than or equal to the given value.

floor(value:Number):Number
Returns the greatest integer, smaller than or equal to the given value.

trunc(value:Number):Number
Returns the integer part of the given value, discards its fractional part.

sin(angle:Number):Number
Returns the sine of a give angle in radians between -1 and +1.

cos(angle:Number):Number
Returns the cosine of a given angle in radians between -1 and +1.

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