Table Of Contents eV+ Language User's Guide Introduction 9 Introduction to the eV+ Language User's Guide 10 Compatibility 10 Manual Overview 10 eV+ Release Notes 11 Related Publications 11 Dangers, Warnings, Cautions, and Notes 12 Safety 13 Notations and Conventions 15 Programming eV+ 17 Creating a Program 19 eV+ Program Types 20 Format of Programs 22 Executing Programs 24 Program Stacks 25 Flow of Program Execution 27 Subroutines 28 The SEE Editor and Debugger 35 Data Types and Operators 37 Introduction 39 String Data Type 40 Real and Integer Data Types 42 Location Data Types 44 Arrays 45 Variable Classes 47 Operators 51 String Operator 55 Order of Evaluation 56 Program Control 57 Introduction 59 eV+Language User's Guide, v2.x, 18318-000 Rev A Page 5