How to resolve the algorithm Determine if a string is numeric step by step in the PeopleCode programming language

Published on 12 May 2024 09:40 PM

How to resolve the algorithm Determine if a string is numeric step by step in the PeopleCode programming language

Table of Contents

Problem Statement

Create a boolean function which takes in a string and tells whether it is a numeric string (floating point and negative numbers included) in the syntax the language uses for numeric literals or numbers converted from strings.

Let's start with the solution:

Step by Step solution about How to resolve the algorithm Determine if a string is numeric step by step in the PeopleCode programming language

Source code in the peoplecode programming language

Built-In Function
Syntax

IsNumber(Value)
Description

Use the IsNumber function to determine if Value contains a valid numeric value. Numeric characters include sign indicators and comma and period decimal points.
To determine if a value is a number and if it's in the user's local format, use the IsUserNumber function.

Parameters

Value
Specify a string you want to search to determine if it is a valid number.

Returns
A Boolean value: True if Value contains a valid numeric value, False otherwise.

Example

&Value = Get Field().Value; 
If IsNumber(&Value) Then 
   /* do numeric processing */ 
Else 
   /* do non-numeric processing */ 
End-if;

  

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