Advanced Set Variable Value

This instruction is only for the advanced user who has experience in programing.

Set the value of a variable and resize the variable's buffer. The instruction is useful to the instruction "Call an External DLL". The user uses the instruction to initialize the variable which would be a parameter for DLL function.

Parameters

• Variable name Specifies the variable's name.

• Reallocate variable space Specifies the new size for the variable's buffer.

• Convert value to Specifies how to store the variable, it can be the following:
  

  • Does not change the content in variable.
  • Clears the content in variable.
  • Stores as string value
  • Stores as number value
  • Stores as datetime value
  • Stores as binary value

• Limit block size of setting Specifies how much content to be written into the variable. Whith the option unchecked, all contents will be written and the variable's buffer automatically extends if the variable space is not enough.

• Expression of value Specifies the content for writing.

Syntax of expression

1. String value
The content should be a standard expression.

2. Datetime value
The content must be quoted by the number sign '#', for example: #2007-01-01 08:30#.

3. Number value
Supports hexadecimal notation, for example: 0x01a.

4. Struct data(Binary data)

The structural data should be declared by the following syntax:

<Data type code>:<content 1>;
<Data type code>:<content 2>;
...
<Data type code>:<content n>;

Example A:
Integer:10; Long:200; Date:#2007-09-20#; Pointer:v_size;

Example B:
String:Hello; Long:200; String260:"Jack Lee";

Example C: (short code of data type)
S:Hello; L:0x200; S260:"Jack Lee";

Note: