For loop for map in apex
WebJan 30, 2024 · 1 Answer Sorted by: 2 Use myMap.values () to "flatten" the map into a List (in your case list of accounts), insert the whole list. Such flattening just keeps references so the original accounts in the map will be silently updated with the generated record Id.
For loop for map in apex
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WebJun 6, 2024 · map> milestonemap = new map> (); if (casemap!=null && caseids.size ()>0) { BusinessHours bh = [SELECT Id FROM BusinessHours WHERE IsDefault=true]; List caselist = [Select id, (select caseId,id,isCompleted,MilestoneTypeId,BusinessHoursId,MilestoneType.name,CompletionDate … WebJan 6, 2024 · There's no reason to iterate over the keys of the inner Map. While you could make that work, you'd end up with a complex if / else or switch on statement inside the inner for loop. It's much easier to directly access the inner Map keys whose values you require. It'd look something like this:
WebNov 19, 2024 · List CpullList = [SELECT ID, Index__c, ObjectB__r.id FROM ObjectC__c WHERE Index__c = :I]; // Create a map with the results of this query. // key=ObjectC__c.Id, value = Object__c record Map objCmap = Map (CpullList); // Build a set of all the Object_B id's from this result set Set objBids = new Set (); for (ObjectC__c record : CpullList) { … WebDec 21, 2024 · You can put the Map contents into a Set or List and then do your loop. Schema.DescribeSObjectResult objSchema = Account.sObjectType.getDescribe (); …
WebMap resultMap = new Map (); // Iterate over all possible fields on the object to find the ones in the sObject passed in for (String fieldName : Utils.getSObjectFields (sObj.getSObjectType ()).keySet ()) { // Passed in object has the field try { resultMap.put (fieldName, String.valueOf (sObj.get (fieldName))); WebFeb 22, 2024 · Chapter 3 – Core Apex Tools. Variables and data types – strings, dates, numbers, and sObjects. Data collections – lists, sets, and maps. Dot notation – navigating relationships and using methods. Loops – FOR and FOREACH loops. Comparison Operators. IF statements. Creating, updating, and deleting records.
WebNov 17, 2024 · As you are using List inside the Map, that means you need to loop over two variables like below:
WebA map key represents a unique value that maps to a map value. For example, a common key would be an ID that maps to an account (a specific sObject type). This example shows how to define a map whose keys are of type ID and whose values are of type Account. Map m = new Map(); block heater cord replacement canadian tireWebFeb 24, 2024 · In salesforce Apex, I have a below String and facing issues how we can iterate over two maps at a time ?? Can somebody please guide me ... how we can do this ? String values = 'Auth Group:true,HR Group:false'; Auth Group:true,HR Group:false. I … freeburn transport limitedWebpublic Map allPeople { Map> departmentMap = new Map> (); for (User u : [Select Id, Name, Department from User]) { Map userNamesMap = null; if (departmentMap.containsKey (u.Department)) { userNamesMap = departmentMap.get (u.Department); } else { userNamesMap = new Map (); departmentMap.put (u.Department, userNamesMap); } // … block heater carWebApex has three types of loops. You’ve used the while and do-while loops already. The third type is the for loop. A for loop iterates through items the same way as while and do … block heater cord ford part numberWebMar 2, 2012 · What I did was assign the first map, and then place that map within the final map. // This line creates the map in the proper format Map> … freeburn scotlandWebTo access elements in a map, use the Map methods provided by Apex. This example creates a map of integer keys and string values. It adds two entries, checks for the existence of the first key, retrieves the value for the second entry, and finally gets the set of … block heater cord princess autoWebNov 4, 2024 · The Fix: Maps. Nearly any time we're iterating over two lists in nested for loops and making comparisons between every possible pair of values, which is exactly what we're doing here, we can eliminate the inner loop using a Map for significant performance and complexity gains. block heater diesel minimum run time