String Templates
Explore Kotlin's string templates to embed variables and expressions within strings seamlessly. Understand how this feature reduces code verbosity and cognitive load while enhancing readability and maintainability. Learn to use $ and ${} syntax along with precautions for mutable variables.
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We'll cover the following...
Why string templates are needed
In programs, we often create strings with embedded values of expressions. Concatenating values to create strings using the + operator makes the code verbose and hard to maintain. String templates solve that problem by providing an elegant solution.
How to use string templates
Within a double-quoted string, the $ symbol can prefix any variable to turn that into an expression. If the expression is more complex than a simple variable, then wrap the ...