VBScript Reference Manual for InduSoft Web Studio

VBScript Reference Manual InduSoft Web Studio
Array Variables.............................................................................................................................66
Boolean Variables.........................................................................................................................67
Byte, Integer & Long Variables.....................................................................................................69
Currency Variables .......................................................................................................................69
Date (and Time) Variables ............................................................................................................70
Empty Variables ...........................................................................................................................72
Error Variables..............................................................................................................................72
Null Variables...............................................................................................................................72
Object Variables ...........................................................................................................................73
Real (Single, Double) Variables....................................................................................................73
Strings Variables..........................................................................................................................74
Data Subtype Identification...........................................................................................................76
Data Subtype Conversion..............................................................................................................79
VBScript Naming Rules and Conventions.....................................................................................80
Variable Scope..............................................................................................................................82
VBScript Constants...........................................................................................................................84
Explicit Constants .........................................................................................................................84
Implicit Constants .........................................................................................................................86
Declaring Variables, Objects and Constants ..................................................................................95
VBScript Keywords..........................................................................................................................97
VBScript Literals ..........................................................................................................................97
VBScript Operators...........................................................................................................................98
Arithmetic Operators.....................................................................................................................98
Assignment Operator ....................................................................................................................98
Comparison Operators ..................................................................................................................98
String Concatenation Operators.....................................................................................................98
Logical Operators..........................................................................................................................99
Is Operator....................................................................................................................................99
$ Operator.....................................................................................................................................99
Operator Precedence ...................................................................................................................111
VBScript Functions.........................................................................................................................112
VBScript Derived Functions ...........................................................................................................169
VBScript Statements.......................................................................................................................170
VBScript Objects and Collections...................................................................................................196
Scripting Type Library....................................................................................................................212
FileSystemObject (FSO) .................................................................................................................216
TextStream Object..........................................................................................................................250
4 InduSoft, Ltd.