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Print Hello

This document explains how to write the most basic output program in the Wave language.

example code​

fun main() {
    println("Hello Wave");
}

Description​

  • fun main()

    Wave This is the entry point function of the program. It is called first when run.

  • println()

    Outputs a string with a temporary output function, and adds a line break (\n) after output.

  • ; (semicolon)

    All statements in Wave are terminated with a semicolon.

execution result​

Hello Wave

Additional examples​

Wave supports string interpolation.

fun main() {
    var name: str = "Wave";
    println("Hello, {}!", name);
}

Output:

Hello, Wave!

This example demonstrates the use of the basic output functions of the Wave standard library.