Rexx – Numbers
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Rexx has the following data types when it comes to numbers.
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Integer − A string of numerics that does not contain a decimal point or exponent identifier. The first character can be a plus (+) or minus (-) sign. The number that is represented must be between -2147483648 and 2147483647, inclusive.
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Big Integer − A string of numbers that does not contain a decimal point or an exponent identifier. The first character can be a plus (+) or minus (-) sign. The number that is represented must be between -9223372036854775808 and 2147483648, inclusive, or between 2147483648 and 9223372036854775807.
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Decimal − One of the following formats −
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A string of numerics that contains a decimal point but no exponent identifier, where p represents the precision and s represents the scale of the decimal number that the string represents. The first character can be a plus (+) or minus (-) sign.
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A string of numerics that does not contain a decimal point or an exponent identifier. The first character can be a plus (+) or minus (-) sign. The number that is represented is less than -9223372036854775808 or greater than 9223372036854775807.
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Float − A string that represents a number in scientific notation. The string consists of a series of numerics followed by an exponent identifier (an E or e followed by an optional plus (+) or minus (-) sign and a series of numerics). The string can begin with a plus (+) or minus (-) sign.
Let’s now look at the different methods available for numbers.
| Sr.No. | Methods available for Numbers |
|---|---|
| 1 | ABS
This method returns the absolute value of an input number. |
| 2 | MAX
This method returns the maximum value from a list of numbers. |
| 3 | MIN
This method returns the minimum value from a list of numbers. |
| 4 | RANDOM
This method returns a random generated number. |
| 5 | SIGN
Returns 1 if number is greater than 0, or 0 if the number is 0, or -1 if the number is less than 0. |
| 6 | TRUNC
This method truncates a number. |
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