Page::LT_set_var

LT_set_var

1 Description
2 Syntax
3 Parameters
4 Return
5 Examples
6 Remark
7 See Also
8 header to Include
9 Reference

Description

Set LabTalk variable value temporarily setting this page as the active page.

Syntax

BOOL LT_set_var( LPCSTR lpcszLabTalkVarName, double dbValue )

Parameters

lpcszLabTalkVarName: [input] LabTalk variable name, case insensitive
dbValue: [output] the new value

Return

TRUE if OK, and FALSE if it fails.

Examples

EX1

void    Page_LT_set_var_ex1()
{
    double vv;
    GraphPage gp;
    gp.Create("origin");
    if( gp )
    { 
                gp.LT_get_var("page.height", &vv);
                out_double("page's height is ", vv);
        vv += 10;
        // Set the new value:
        if(gp.LT_set_var("page.height", vv))
            out_str("set page's height in LabTalk succeeded");
        else
            out_str("set page's height in LabTalk failed");
 
        gp.LT_get_var("page.height", &vv);
        out_double("new value is ", vv);
    }
}