Trace: • rand()

expr:functions:func-rand

rand()

Generates and returns the random number.

Syntax

rand();

Generates random number between 0 and 1.

Parameters

Return Value

Random number in range 0 to 1.

Syntax

rand(max);

Generates integer random number between 0 and max.

Parameters

max	Maximum number that can be generated.
Return Value	Random whole number in range 0 to max.

Syntax

rand(min, max);

Generates integer random number between min and max.

Parameters

max	Maximum number that can be generated.
min	Minimum number that can be generated.
Return Value	Random whole number in range min to max.

Examples

Generate random number between 0 and 1.

result = rand();

result:

0.17833412

Generate random whole number between 0 and 10.

result = rand(10);

result:

Generate random whole number between 20 and 50.

result = rand(20, 50);

result:

Generate random whole number between -5 and 5.

result = rand(-5, 5);

result:

-3

See also

expr/functions/func-rand.txt · Last modified: 2023/02/16 09:34 by 127.0.0.1