Learn Salesforce-scripting - 10 Code Examples & CST Typing Practice Test

Salesforce Scripting refers to the use of programming and declarative scripting tools within Salesforce to automate processes, customize behavior, and extend the platform using Apex, Visualforce, Lightning Web Components, and Flow.

View all 10 Salesforce-scripting code examples →

Simple Apex Trigger on Account Apex Class to Calculate Discount Batch Apex to Update Opportunities Trigger to Send Email on Contact Creation Apex Trigger to Prevent Deletion Scheduled Apex to Update Leads Apex Trigger to Auto-Assign Owner Dynamic SOQL in Apex Apex Trigger to Log Changes Use Custom Metadata in Apex

Learn SALESFORCE-SCRIPTING with Real Code Examples

Updated Nov 27, 2025

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Code Sample Descriptions

Simple Apex Trigger on Account

trigger AccountTrigger on Account (before insert) {
    for(Account acc : Trigger.new) {
        acc.Custom_Field__c = 'New Account';
    }
}

A trigger that updates a custom field when an Account is inserted.

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Apex Class to Calculate Discount

public class DiscountCalculator {
    public static Decimal ApplyDiscount(Decimal price, Decimal percent) {
        return price - (price * percent / 100);
    }
}

A simple Apex class method that calculates discounted price.

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Batch Apex to Update Opportunities

global class OpportunityBatch implements Database.Batchable<sObject> {
    global Database.QueryLocator start(Database.BatchableContext BC) {
        return Database.getQueryLocator('SELECT Id FROM Opportunity WHERE StageName = 'Prospecting'');
    }
    global void execute(Database.BatchableContext BC, List<Opportunity> scope) {
        for(Opportunity opp : scope) {
            opp.StageName = 'Closed Won';
        }
        update scope;
    }
    global void finish(Database.BatchableContext BC) {}
}

Batch Apex class to update Opportunity Stage to 'Closed Won'.

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Trigger to Send Email on Contact Creation

trigger ContactEmailTrigger on Contact (after insert) {
    List<Messaging.SingleEmailMessage> emails = new List<Messaging.SingleEmailMessage>();
    for(Contact c : Trigger.new) {
        Messaging.SingleEmailMessage mail = new Messaging.SingleEmailMessage();
        mail.setToAddresses(new String[] {c.Email});
        mail.setSubject('Welcome!');
        mail.setPlainTextBody('Hello ' + c.FirstName + ', welcome to our platform.');
        emails.add(mail);
    }
    Messaging.sendEmail(emails);
}

Send a welcome email when a new Contact is created.

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Apex Trigger to Prevent Deletion

trigger PreventAccountDelete on Account (before delete) {
    for(Account acc : Trigger.old) {
        Integer contactCount = [SELECT COUNT() FROM Contact WHERE AccountId = :acc.Id];
        if(contactCount > 100) {
            acc.addError('Cannot delete account with more than 100 contacts');
        }
    }
}

Prevent deletion of Account records with more than 100 related Contacts.

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Scheduled Apex to Update Leads

global class LeadStatusScheduler implements Schedulable {
    global void execute(SchedulableContext sc) {
        List<Lead> leads = [SELECT Id FROM Lead WHERE Status != 'Contacted'];
        for(Lead l : leads) {
            l.Status = 'Contacted';
        }
        update leads;
    }
}

Scheduled Apex to update all Leads' Status to 'Contacted' every night.

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Apex Trigger to Auto-Assign Owner

trigger CaseOwnerTrigger on Case (before insert) {
    Id queueId = [SELECT Id FROM Group WHERE Name = 'Support Queue' AND Type='Queue' LIMIT 1].Id;
    for(Case c : Trigger.new) {
        c.OwnerId = queueId;
    }
}

Automatically assign new Cases to a default queue.

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Dynamic SOQL in Apex

String objectName = 'Account';
String fieldName = 'Name';
String filterValue = 'Acme';
String query = 'SELECT Id, ' + fieldName + ' FROM ' + objectName + ' WHERE ' + fieldName + ' LIKE '%' + filterValue + '%'';
List<SObject> results = Database.query(query);

Build and execute a dynamic SOQL query based on user input.

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Apex Trigger to Log Changes

trigger AccountChangeLog on Account (after update) {
    List<Account_Log__c> logs = new List<Account_Log__c>();
    for(Account acc : Trigger.new) {
        Account oldAcc = Trigger.oldMap.get(acc.Id);
        if(acc.Name != oldAcc.Name) {
            logs.add(new Account_Log__c(Account__c=acc.Id, Old_Name__c=oldAcc.Name, New_Name__c=acc.Name));
        }
    }
    insert logs;
}

Log Account name changes into a custom object.

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Use Custom Metadata in Apex

List<MySettings__mdt> settings = [SELECT MasterLabel, Threshold__c FROM MySettings__mdt];
for(MySettings__mdt s : settings) {
    System.debug('Threshold for ' + s.MasterLabel + ': ' + s.Threshold__c);
}

Read a custom metadata type to control logic in Apex.

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Frequently Asked Questions about Salesforce-scripting

What is Salesforce-scripting?

What are the primary use cases for Salesforce-scripting?

Custom triggers and business logic via Apex. Automating repetitive tasks using Flows and Process Builder. Extending Salesforce UI using LWC or Visualforce. Data validation and integration with external systems. Building custom objects, workflows, and reports

What are the strengths of Salesforce-scripting?

Deep Salesforce ecosystem integration. Supports both declarative and programmatic approaches. Robust security and sharing model enforcement. Real-time automation with triggers and workflows. Strong community and extensive documentation

What are the limitations of Salesforce-scripting?

Governor limits constrain resource usage. Steep learning curve for Apex and advanced LWC. Testing and deployment require sandbox or scratch orgs. Dependent on Salesforce platform releases. Heavy customization can impact maintainability

How can I practice Salesforce-scripting typing speed?

CodeSpeedTest offers 10+ real Salesforce-scripting code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.

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Code Sample Descriptions

Simple Apex Trigger on Account

trigger AccountTrigger on Account (before insert) {
    for(Account acc : Trigger.new) {
        acc.Custom_Field__c = 'New Account';
    }
}

A trigger that updates a custom field when an Account is inserted.

Let’s Try →

Apex Class to Calculate Discount

public class DiscountCalculator {
    public static Decimal ApplyDiscount(Decimal price, Decimal percent) {
        return price - (price * percent / 100);
    }
}

A simple Apex class method that calculates discounted price.

Let’s Try →

Batch Apex to Update Opportunities

global class OpportunityBatch implements Database.Batchable<sObject> {
    global Database.QueryLocator start(Database.BatchableContext BC) {
        return Database.getQueryLocator('SELECT Id FROM Opportunity WHERE StageName = 'Prospecting'');
    }
    global void execute(Database.BatchableContext BC, List<Opportunity> scope) {
        for(Opportunity opp : scope) {
            opp.StageName = 'Closed Won';
        }
        update scope;
    }
    global void finish(Database.BatchableContext BC) {}
}

Batch Apex class to update Opportunity Stage to 'Closed Won'.

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Trigger to Send Email on Contact Creation

trigger ContactEmailTrigger on Contact (after insert) {
    List<Messaging.SingleEmailMessage> emails = new List<Messaging.SingleEmailMessage>();
    for(Contact c : Trigger.new) {
        Messaging.SingleEmailMessage mail = new Messaging.SingleEmailMessage();
        mail.setToAddresses(new String[] {c.Email});
        mail.setSubject('Welcome!');
        mail.setPlainTextBody('Hello ' + c.FirstName + ', welcome to our platform.');
        emails.add(mail);
    }
    Messaging.sendEmail(emails);
}

Send a welcome email when a new Contact is created.

Let’s Try →

Apex Trigger to Prevent Deletion

trigger PreventAccountDelete on Account (before delete) {
    for(Account acc : Trigger.old) {
        Integer contactCount = [SELECT COUNT() FROM Contact WHERE AccountId = :acc.Id];
        if(contactCount > 100) {
            acc.addError('Cannot delete account with more than 100 contacts');
        }
    }
}

Prevent deletion of Account records with more than 100 related Contacts.

Let’s Try →

Scheduled Apex to Update Leads

global class LeadStatusScheduler implements Schedulable {
    global void execute(SchedulableContext sc) {
        List<Lead> leads = [SELECT Id FROM Lead WHERE Status != 'Contacted'];
        for(Lead l : leads) {
            l.Status = 'Contacted';
        }
        update leads;
    }
}

Scheduled Apex to update all Leads' Status to 'Contacted' every night.

Let’s Try →

Apex Trigger to Auto-Assign Owner

trigger CaseOwnerTrigger on Case (before insert) {
    Id queueId = [SELECT Id FROM Group WHERE Name = 'Support Queue' AND Type='Queue' LIMIT 1].Id;
    for(Case c : Trigger.new) {
        c.OwnerId = queueId;
    }
}

Automatically assign new Cases to a default queue.

Let’s Try →

Dynamic SOQL in Apex

String objectName = 'Account';
String fieldName = 'Name';
String filterValue = 'Acme';
String query = 'SELECT Id, ' + fieldName + ' FROM ' + objectName + ' WHERE ' + fieldName + ' LIKE '%' + filterValue + '%'';
List<SObject> results = Database.query(query);

Build and execute a dynamic SOQL query based on user input.

Let’s Try →

Apex Trigger to Log Changes

trigger AccountChangeLog on Account (after update) {
    List<Account_Log__c> logs = new List<Account_Log__c>();
    for(Account acc : Trigger.new) {
        Account oldAcc = Trigger.oldMap.get(acc.Id);
        if(acc.Name != oldAcc.Name) {
            logs.add(new Account_Log__c(Account__c=acc.Id, Old_Name__c=oldAcc.Name, New_Name__c=acc.Name));
        }
    }
    insert logs;
}

Log Account name changes into a custom object.

Let’s Try →

Use Custom Metadata in Apex

List<MySettings__mdt> settings = [SELECT MasterLabel, Threshold__c FROM MySettings__mdt];
for(MySettings__mdt s : settings) {
    System.debug('Threshold for ' + s.MasterLabel + ': ' + s.Threshold__c);
}

Read a custom metadata type to control logic in Apex.

Let’s Try →

Frequently Asked Questions about Salesforce-scripting

What is Salesforce-scripting?

What are the primary use cases for Salesforce-scripting?

What are the strengths of Salesforce-scripting?

What are the limitations of Salesforce-scripting?

How can I practice Salesforce-scripting typing speed?

CodeSpeedTest offers 10+ real Salesforce-scripting code examples for typing practice. You can measure your WPM, track accuracy, and improve your coding speed with guided exercises.