Template String Guide

public class TemplateStringDemo {
    public static String a = 'a';
    public static String b = 'b';
    public static String c = `${a}-${b}`;
    public static String text = `
        This is a free style text.
        You can add ${c} here.
        Try it.
        `;
}

public class TemplateStringDemo {
    public static String a = 'a';
    public static String b = 'b';
    public static String c = '' + a + '-' + b + '';
    public static String text = '\n        This is a free style text.\n        You can add ' + c + ' here.\n        Try it.\n        ';
}