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void myFunction(string country = "Norway") { cout << country << "\n";} int main() { myFunction("Sweden"); myFunction("India"); myFunction(); myFunction("USA"); return 0;}// Sweden// India// Norway// USA Try it Yourself » A parameter with a default value, is often kno...
Thesinh()function returns the hyperbolic sine of a number. The hyperbolic sine is equivalent to(exp(number) - exp(-number)) / 2. Thesinh()function is defined in the<cmath>header file. Syntax One of the following: sinh(doublenumber); ...
❮ String Methods ExampleGet your own Java Server Return a string representation of different data types: char[]myArray={'a','b','c'};System.out.println(String.valueOf(myArray));System.out.println(String.valueOf('A'));System.out.println(String.valueOf(true));System.out.println(String...
To create a collection in MongoDB, use database object and specify the name of the collection you want to create. MongoDB will create the collection if it does not exist. Example Create a collection called "customers": importpymongo
C++ cmath trunc() function❮ Math Functions ExampleTruncate numbers:cout << trunc(0.60); cout << trunc(0.40); cout << trunc(5); cout << trunc(5.1); cout << trunc(-5.1); cout << trunc(-5.9); Try it Yourself » Definition and UsageThe trunc() function truncates a number, ...
The tanh() function is defined in the <cmath> header file.SyntaxOne of the following:tanh(double number);tanh(float number);Parameter ValuesParameterDescription number Required. Specifies a number. If the number is an integer type then it will be treated as a double....
ParameterDescription number Required. A number to find the arcsine of, in the range -1 to 1. If the value is outside -1 to 1, it returns NaN (Not a Number). If the number is an integer type then it will be treated as a double. ...
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The cos() function is defined in the <cmath> header file.Note: Angles are measured in radians.Tip: It is convenient to create a constant for PI so that you can use fractions of PI for angles. Some implementations of the <cmath> library include a constant M_PI but it is not ...