Ask the user to specify a real number.
This function pauses to get a real number from the user. You may prompt the user to enter the number.
The argument prompt is a command-line prompt requesting that the user enter a real number.
The argument answer is a pointer to the real number entered by the user.
This function returns one of the following: RTCAN, RTERROR, RTKWORD, RTNONE, or RTNORM.
Example
sds_real real1;
sds_getreal("\nEnter a real number: ",&real1);
sds_printf("\nYou entered %f. ",real1);
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Programming Overview of SDS™ (Solutions Development System™)