Escape Sequences in Kotlin. Kotlin allows you to directly insert variables in strings using the dollar sign ($) and with curly brackets if it is an expression. String Templates In Kotlin. Kotlin has two types of string literals: Escaped string; Raw string; Escaped string handles special characters by escaping them. If a string contains newlines without writing \n and arbitrary string, then it is called raw string. Following are the escape sequences supported by Kotlin-Escape Sequences ... Used to insert dollar. Regular expressions are instances of the kotlin.text.Regex class. In raw strings you can use the following syntax to represent a dollar sign. val str1 = "Hello, World!" In a previous post, we discussed the first basic type in Kotlin, numbers. The exception is raw strings, which do not support escaping. Kotlin program of raw string – val price = """ ${'$'}9.99 """ String Equality. Raw String – Multi-line String Raw string is placed inside the triple quotes (“””….”””) and it does not have escape characters. It provides the facility of writing the string into multiple lines so it is also called multi-line string. A raw string can contain no escape characters, but it can contain any character you can enter including control characters such as newline, etc. Kotlin String Literals. Both escaped strings and raw strings can contain template expressions. In Kotlin strings are compared with == operator which chect for their structural equality. Kotlin has five basic data types. A raw string is delimited by a triple quote (”””), contains no escaping and can contain newlines and any other characters. If only they had something like "really raw and dumb string", which would ignore everything including $ templates... – ntoskrnl Oct 7 '15 at 14:39 Although dollar cannot be used there even with escape character \. The single() method was used to convert the string to a Char since the trim() takes a Char. Template expression is a piece of code which is evaluated and its result is concatenated into string. This is known as String Interpolation. They are called Raw Strings. This time, the discussion will be related to strings. Matching Options A concise and lightweight Kotlin DSL to build JSON objects and render their String representations - lectra-tech/koson ... Beware that rendering will not escape " and \ chars, on ... Strings, however toString() will inline provided content Strong type constraints. In Kotlin, like in most programming… Raw strings are useful for writing regex patterns, you don’t need to escape a backslash by a backslash. The following escape sequences are supported: \t, \b, \n, \r, \’, \”, \\ and \$. Although dollar cannot be used there even with escape character \. ... regular expressions often contain characters that would be interpreted as escape sequences in String literals. Example of Raw String. You can use backslashes or double quotes directly. For example, in Kotlin, in addition to regular string literals, you can use Raw Strings with … Strings. A raw string literal is indicated by three double quotes. The new raw string literal in Kotlin is designed to make entering longer and formatted text easier. It starts with a dollar sign $ and consists of either a variable name: ... To include a literal dollar sign in a string, escape … We can thus use raw Strings to forget about multiple levels of escaping: """a[bc]+d?\W""".toRegex() 3.1. Escaping is done with a backslash. We can create one in several ways. Read about different string literals and string templates in Kotlin.. 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