What is a String in Salesforce?
Strings are simply text variables. You use them with all text, email, or picklist type fields in Salesforce.
How do I convert a String to an integer in Salesforce?
Integer Methodsformat() Returns the integer as a string using the locale of the context user.valueOf(stringToInteger) Returns an Integer that contains the value of the specified String. ... valueOf(fieldValue) Converts the specified object to an Integer.
How do I get substring from a String in Apex Salesforce?
you can use, String concat = FirstName. substring(0,2) + LastName. substring(0,2);
How do I check if a String is in Apex?
Apex - Stringscontains. This method will return true if the given string contains the substring mentioned. ... equals. This method will return true if the given string and the string passed in the method have the same binary sequence of characters and they are not null. ... remove. ... removeEndIgnoreCase. ... startsWith.
How do I convert a string to a double in Salesforce?
You can use Decimal instead of Double, in Apex they are synonym data types. So something like this. String myString = '2009'; Decimal myDecimal = decimal. valueOf(myString);
How do I create an integer field in Salesforce?
You can't create an integer type. As you've discovered, Number results in a decimal. If you'd like to treat it as an integer you just cast it.
How do I split a list of strings in Salesforce?
Use String.split(regExp, limit) method: Returns a list that contains each substring of the String that is terminated by either the regular expression regExp or the end of the String.
Is String mutable in Apex?
String is an immutable class, so mutating instances will always create additional copies. Unfortunately, Apex does not offer a StringBuilder class that would help with some pain.
How do I find a particular character in a String in Apex?
You can't really get at the characters as strings are stored as unicode which may be multi-byte, and Apex doesn't have a character type. We can use substring(string. length()-1) to get last index value. To get specific index we need to modify the index using string.
How do I view a String in Salesforce?
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.
How do I check if a String is empty in Salesforce?
isBlank(inputString) : Returns true if the specified String is white space, empty (''), or null; otherwise, returns false. isEmpty(inputString) : Returns true if the specified String is empty ('') or null; otherwise, returns false. So the isEmpty() function is a subset of isBlank() function.
What is String valueOf in Salesforce?
valueOf(datetimeToConvert) Returns a String that represents the specified Datetime in the standard “yyyy-MM-dd HH:mm:ss” format for the local time zone.