Swift BasicsLesson 6Free preview

Swift Output

This lesson is part of Swift · All levels

Summary

This lesson reviews the print() function in Swift to display data to the debugging console window. Developers will study the optional parameters of the separator and terminator at print(), as well as the technique of interpolating the string using the syntax '\(expression) ' to combine text with variable values concisely.

Key points

The 'print()' function prints a text representation to the Xcode console window
By default, print() adds the character newline (newline) at the end
The separator parameter sets the value separator and the terminator sets the closing character.
String interpolation is written with the notation '\(variable) ' in the quotation marks

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