ServerRequest Line Count Method in SuiteScript

TL;DR Opening: This article details the getLineCount method available in the http.ServerRequest object within SuiteScript, enabling developers to accurately determine the number of lines in a specified sublist. This functionality is vital for managing data effectively.

What is the getLineCount Method?

The getLineCount method is a part of the http.ServerRequest object in SuiteScript. It allows developers to get the number of lines in the specified sublist, which is especially useful in applications where sublist manipulations are common.

Method Characteristics

• Returns: A number indicating the number of lines in the sublist.
• Supported Script Types: This method is applicable in server scripts.
• Governance: There are no governance restrictions associated with this method.
• Module: Found within the N/http Module.
• Parent Object: Part of the http.ServerRequest interface.
• Version Introduced: The method has been available since 2015.2.

Parameters

This method takes a single parameter, options, which is a JavaScript object. The specific parameter required is:

Error Handling

Proper error handling is crucial when using the getLineCount method. The following error may be thrown:

• Error Code: SSS_MISSING_REQD_ARGUMENT
  • Message: Missing a required argument: {param name}
  • Thrown If: The options.group parameter is not specified.

Syntax Example

The following code snippet illustrates how to use the getLineCount method. This serves as an example and is not a standalone functional example:

1// Add additional code 
2...
3serverRequest.getLineCount({
4    group: 'sublistId'
5});
6...
7// Add additional code

Related Topics

• http.ServerRequest
• N/http Module
• SuiteScript 2.x Modules
• SuiteScript 2.x

Key Takeaways:

• getLineCount retrieves the line count of a specified sublist.
• Applicable only in server scripts, with no governance issues.
• Requires the internal ID of the sublist to function correctly.
• Introduced in version 2015.2, it enhances data handling practices for developers.

Source: This article is based on Oracle's official NetSuite documentation.