Math expressions calculator

<#> 
<#> Sample: Mathematical expressions calculator
<#> 
<cmds>

<form_item>("f1","Math. Expression:","EDIT","","vExpression")
<form_item>("f1","Example: 1+(3/2-3.212)^2","TEXT","","")

<label>("Show")

<form_show>("f1","Mathematical Expression Calculator","shell32.dll",12)
<if_str>("_vCanceled == 1") <exitmacro> <endif>

<var_oper>(vResult,"%vExpression%",CALC_EXPRESSION,"4","", "0")
<msg>(-100,-100,"vResult","Result:",1)

<goto>("Show")