IModelling.LTrim

Fore Syntax

LTrim(Str: String): String;

Fore.NET Syntax

LTrim(Str: string): string;

Parameters

Str. String.

Description

The LTrim method returns the string with removed spaces at the string start.

Comments

To remove spaces at the string end, use the IModelling.RTrim method, to remove spaces at the string start and end - the IModelling.Trim method.

Fore Example

To execute the example, add a link to the Ms system assembly.

Sub UserProc;
Var
    Func: Modelling;
    res: String;
Begin
    Func := New Modelling.Create;
    res := Func.LTrim("   Calculator");
    Debug.WriteLine("LTrim(""" + "   Calculator" + """" + ") = " + res);
End Sub UserProc;

After executing the example the console window displays the Calculator string with removed spaces at the string start.

Fore.NET Example

The requirements and result of the Fore.NET example execution match with those in the Fore example.

Imports Prognoz.Platform.Interop.Ms;
…
Public Shared Sub Main(Params: StartParams);
Var
    Func: IModelling;
    res: String;
Begin
    Func := New Modelling.Create();
    res := Func.LTrim("   Calculator");
    System.Diagnostics.Debug.WriteLine("LTrim(""" + "   Calculator" + """" + ") = " + res);
End Sub;

Example of Use in Expressions

Expression:

LTrim(" Calculator")

Result: Calculator.

Expression 2:

LTrim(" Calculator ")

Result: Calculator .

Use: expressions can be used in model formulas of modeling container, in formulas of time series database calculated series, in formulas of the modeling container that is a child one for time series database in formula editor.