Write a trigger to update contact when accounts phone changed.

Question

Accepted Answer

Trigger to update contact when accounts phone changed

Create a trigger on Account object
Query for related Contacts
Update Contact phone field with Account phone field value

Accepted Answer

trigger UpdatePhone on Account (after update) {

Map accToPhoneMap = new Map();

for(Account acc : Trigger.new){

if(acc.Phone != trigger.oldMap.get(acc.Id).Phone){

accToPhoneMap.put(acc.Id,acc);

}

List relatedContact = [Select Id,Name,AccountId, Phone from Contact WHERE AccountId IN :accToPhoneMap.keySet()];

for(Contact con : relatedContact){

con.Phone = accToPhoneMap.get(con.AccountId).Phone;

}

Accepted Answer

trigger createContact on Account (before update) {

MAP oldMap=new MAP();

List condetails =NEW List();

For(Account acc:trigger.old){

oldMap.put(acc.Id, integer.valueOf(acc.Phone));

}

for(Account acc:Trigger.new){

system.debug(oldMap.get(acc.Id));

if(oldMap.get(acc.Id)!=integer.valueOf(acc.Phone)){

Contact con =NEW Contact();

con.LastName='Yes';

con.AccountId=acc.Id;

condetails.add(con);

}

Insert condetails;

}

Accepted Answer

trigger updatedcontact on Account (After Insert){

List acclist = new List();

List();

for(Account acc : trigger.new)

{

if(acc.Phone != trigger.oldMap.get(acc.Id).Phone)

{

acclist.add(acc);

}

List updateContact = [select id, LastName,AccountId from Contact where AccountId IN:acclist]

update updateContact;

Accepted Answer

trigger updatedcontact on Account (After Insert){

List acclist = new List();

List();

for(Account acc : trigger.new)

{

if(acc.Phone != trigger.oldMap.get(acc.Id).Phone)

{

acclist.add(acc);

}

List updateContact = [select id, LastName,AccountId from Contact where AccountId IN:acclist]

update updateContact;

Write a trigger to update contact when accounts phone changed.

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