C Library Functions - xy_retrv2 (3)
NAME
xy_retrv2(3f) - [M_xyplot] a special version of RETREV() that integrates the Calculator and Language library for XY plots (LICENSE:MIT)
CONTENTS
Synopsis
Description
Options
Dependencies
See Also
References
Author
SYNOPSIS
subroutine xy_retrv2(name,val,ilen,ier) character, intent=(in) :: name*(*) character, intent=(out) :: val*(*) integer, intent=(out) :: ilen integer, intent=(out) :: ier
DESCRIPTION
o RETREV() is called to look up the value of the specified name in the dictionary. o If the returned value is a string expression(ie. it starts with a $ or " character) then evaluate the expression using the Calculator libray and return the expanded value. o If the calculator expansion of a string expression fails, the expression itself is returned as blank. o If the name does not appear in the dictionary a blank string is returned.
OPTIONS
NAME is the entry name to look up. From 1 to 20 characters long. VAL is the returned value of the entry that was looked up. From 1 to 255 characters long. ILEN is the significant length of the string VAL. IER is zero(0) if no error occurred.
DEPENDENCIES
o expression o len_trim o retrev
SEE ALSO
see parse(3f), retrev(3f), fetch(3f), store(3f), plot_toggle(3f).
REFERENCES
AUTHOR
o John S. Urban
| Nemo Release 3.1 | xy_retrv2 (3) | February 23, 2025 |
