Practical IDL Programming

C

C language

array storage format, 26

data type determination, 35

IDL compared to, 6, 15, 38, 50

variables, 17

canceling error handlers, 133

case of source file names, 91

case statements

for executing display command, 99–100

overview, 99–101

with relational and Boolean operators, 100–101

syntax, 99, 100

catch procedure

canceling error handlers, 133

intercepting errors, 131–132

CDE (Common Desktop Environment), 220

ceil function, 21

CGM (Computer Graphics Metafile) device, 194

check_math function, 134

child widgets, 400

close procedure, 147, 151

closing

device close_document keyword, 329, 381

device close_file keyword, 356–357, 359

files, 151, 329, 356–357, 359, 381

IDL session, 9

color table, 213–216

creating custom ...