*polished indent and new line format of sample code.

sample/sample01.bas

@@ -4,4 +4,4 @@
 
 s$ = "hello "
 s$ = s$ + "world"
-print s$ + "!"
+print s$ + "!"

sample/sample02.bas

@@ -14,4 +14,4 @@ for n = 3 to e
 		if isp = 0 then exit
 	wend
 	if isp = 1 then print n, ", "
-next n
+next n

sample/sample03.bas

@@ -19,4 +19,4 @@ for y = 5 to x step 2
 next
 a = a * 4
 
-print "Pi = ", a
+print "Pi = ", a

sample/sample04.bas

@@ -20,4 +20,4 @@ show:
 	for i = 0 to n - 1
 		print arr(i), ", "
 	next
-return
+return

sample/sample05.bas

@@ -12,4 +12,4 @@ enddef
 
 a = 3
 b = 4
-print a; b; area(a, b);
+print a; b; area(a, b);

sample/sample06.bas

@@ -3,25 +3,25 @@
 ' For more information, see https://github.com/paladin-t/my_basic/
 
 class animal
-    def speak(a)
-        print "default" + a;
-    enddef
+	def speak(a)
+		print "default" + a;
+	enddef
 endclass
 
 class cat(animal)
-    def speak(a)
-        print "meow" + a;
-    enddef
+	def speak(a)
+		print "meow" + a;
+	enddef
 endclass
 
 class dog(animal)
-    def speak(a)
-        print "bark" + a;
-    enddef
+	def speak(a)
+		print "bark" + a;
+	enddef
 endclass
 
 c = new(cat)
 d = new(dog)
 
 c.speak("!")
-d.speak("!")
+d.speak("!")