JS Math Object

Source: Internet
Author: User
Tags natural logarithm

Math Object Properties
Properties Description
E Returns the arithmetic constant E, which is the base of the natural logarithm (approximately equal to 2.718).
LN2 Returns the natural logarithm of 2 (approximately equal to 0.693).
LN10 Returns the natural logarithm of 10 (approximately equal to 2.302).
Log2e Returns the logarithm of E with a base of 2 (approximately equal to 1.414).
log10e Returns the logarithm of E with a base of 10 (approximately equal to 0.434).
Pi Returns the Pi (approximately equal to 3.14159).
Sqrt1_2 Returns the reciprocal of the square root that returns 2 (approximately equals 0.707).
SQRT2 Returns the square root of 2 (approximately equal to 1.414).
Math Object method
Method Description
ABS (x) The absolute value of the return number.
ACOs (x) The inverse cosine value of the returned number.
ASIN (x) Returns the inverse chord value of the number.
Atan (x) Returns the inverse tangent of x with a value between-PI/2 and PI/2 radians.
ATAN2 (y,x) Returns the angle from the x-axis to the point (X, y) (between-PI/2 and PI/2 radians).
Ceil (x) The logarithm is rounded up.
COS (x) The cosine of the returned number.
EXP (x) Returns the exponent of E.
Floor (x) The logarithm is rounded down.
Log (x) Returns the natural logarithm of the number (bottom is e).
Max (x, y) Returns the highest value in X and Y.
Min (x, y) Returns the lowest value in X and Y.
Pow (x, y) Returns the Y power of X.
Random () Returns a random number between 0 and 1.
Round (x) Rounds the number to the nearest integer.
Sin (x) Returns the sine of a number.
sqrt (x) Returns the square root of the number.
Tan (x) Returns the tangent of a corner.
Tosource () Returns the source code for the object.
ValueOf () Returns the original value of the Math object.

JS Math Object

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