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Perl | sin() Function
  • Last Updated : 25 Jun, 2019

This function is used to calculate sine of a VALUE or $_ if VALUE is omitted. This function always returns a floating point.

Syntax: sin(VALUE)

VALUE in the form of float

Returns: Function returns sine of VALUE.

Example 1:

# Calling sin() function
$var = sin(5);
# Printing value for sin(5)
print "sin value of 5 is $var";


sin value of 5 is -0.958924274663138

Example 2:

# Calling sin() function
$var = sin(9);
# Printing value for sin(9)
print "sin value of 9 is $var";


sin value of 9 is 0.412118485241757

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