rtos function
$(rtos, value [, unit, precision, dimzin])
Returns the formatted length value.
<value> is a double.
<unit> is an integer. Use the LUNITS system variable if <unit> is
omitted.
<precision> is an integer. Use the LUPREC system variable if <unit>
is omitted.
<dimzin> is an integer. Use the DIMZIN system variable if <dimzin>
is omitted.
Example
$(rtos,(getvar,textangle),3,2)