Javascript rounding function and random number

Keywords: javascript math ceil
Javascript rounding function and random number

Math. Random ()	Generate a random number from 0 to 1
Math. Round (X)	Returns the value closest to integer x.
Math. Floor (X)	Returns the integer value closest to X and smaller than X.
Math. Ceil (X)	Returns the integer value closest to X and greater than X.
Math. Min (A, B, C)	Returns the smallest value in the parameter list.
Math. Max (A, B, C)	Returns the maximum value in the parameter list.