Function sin() calculates the sine value of a radian.

Arguments：

• Radian <number>

Returns：

• Sine <number>, ∈ [-1, 1]

Common Usage

Example: Calculate the sine value of degree 30°

return sin(30 * pi() / 180)

0.5

Example: Calculate the sine value of each row (radian) of an alias

uncollect [1, 2.5, 3] as a
return sin(a)

0.841470984807897
0.598472144103957
0.141120008059867