What is a Boolean in Salesforce?

The Boolean can be among the simplest data types: it is either true or false, full stop, no complications. On the Salesforce platform, this could hardly be further than the truth. Boolean variables in Apex are actually tri-valued: they can be true , false , or null , and they default to null .

How do you use a Boolean in Apex?

Boolean Methods

  1. valueOf(stringToBoolean) Converts the specified string to a Boolean value and returns true if the specified string value is true . Otherwise, returns false .
  2. valueOf(fieldValue) Converts the specified object to a Boolean value.

How does apex compare to Boolean values?

Comparing Strings in apex In apex you can check if two strings are equal with the Equals operator ==, this will return true if both strings are equals and false if unequal. To check if two strings are unequal, we can use the Not equals operator != . This will return true if both strings are unequal, false otherwise.

What is integer in Salesforce?

Integer. A 32-bit number that does not include any decimal point. The value range for this starts from -2,147,483,648 and the maximum value is up to 2,147,483,647.

Can a Boolean field be null Salesforce?

Apex: Booleans can be null, unless you instantiated the Boolean to a true/false, you must check for null before checking whether it’s true or false.

What is polymorphic lookup in Salesforce?

v52.0. Winter ’22 (API version 53.0) Summer ’15 (API version 34.0) Spring ’15 (API version 33.0) Winter ’15 (API version 32.0)

IS null Boolean false?

What does a null Boolean mean? A null Boolean means that the variable has no reference assigned, so it is neither true nor false, it is “nothing”.

How do I use Apex ternary operator?

Ternary operator is a one liner replacement for if-then-else statement. If x, a Boolean, is true, y is the result. Otherwise z is the result. Note that x cannot be null.

What is blob in Apex Salesforce?

Blob is a collection of binary data stored as a single object. You can convert this data type to String or from String using the toString and valueOf methods, respectively. Blobs can be accepted as Web service arguments, stored in a document (the body of a document is a Blob), or sent as attachments.

What is a wrapper class in Salesforce?

A wrapper or container class is a class, a data structure that contains different objects or collections of objects as its members. A wrapper class is a custom object defined by a programmer wherein he defines the wrapper class properties.

Is null false Boolean?

What language is used in Salesforce?

Apex language is used in Salesforce Development. Apex is similar to Java but it is not Java. In Salesforce apart from Apex you also need to know HTML, Javascript, CSS and SQL.

Which banks use Salesforce?

A lot of banks are using Salesforce. For example, Citi, JP, RBL, RBC, etc. Visa, and Amex are both huge users of Amex. I suspect MasterCard also does.

What are benefits of using Salesforce?

There are ample of benefits of using Salesforce as a platform for your solutions. Following are some advantages-. Lead & Opportunity Management : You can manage your entire leads, opportunities and deals at one centralised platform. No need to manage and search from your excel sheets or Erp.

What is the function of Salesforce?

Salesforce Service Cloud is a service platform for customer service and support. It includes a call center-like case tracking feature and a social networking plug-in for conversation and analytics.