Insert string.v file

03_variables/strings.v

@@ -0,0 +1,82 @@
+pub fn main()
+{
+	mut name := 'Bob'
+
+	assert name.len == 3
+	assert name[0] == u8(66)
+	assert name[1..3] == 'ob'
+
+	windows_newline := '\r\n'
+	assert windows_newline.len == 2
+
+	aardvark_str := '\x61ardvark'
+	assert aardvark_str == 'aardvark'
+	assert '\xc0'[0] == u8(0xc0)
+
+	aardvark_str2 := '\141ardvark'
+	assert aardvark_str2 == 'aardvark'
+
+	start_str := '\u2605'
+	//assert start_str == '*'
+	assert start_str == '\xe2\x98\x85'
+	
+	s := 'hello 🌎'
+	arr := s.bytes()
+
+	assert s.len == 10
+
+	s2 := arr.bytestr()
+	assert s2 == s
+
+	mut s1 := 'hello 🌎'
+	assert s1 == 'hello 🌎'
+	// s1[0] = 'H' Not allowed
+
+	country := 'Netherlands'
+	println(country[0])
+	println(country[0].ascii_str())
+
+	s3 := r'hello\nworld'
+	println(s3)
+
+	s4 := '42'
+	n := s4.int()
+
+	assert n == 42
+
+	assert '0xc3'.int() == 195
+	assert '0o10'.int() == 8
+	assert '0b1111_0000_1010'.int() == 3850
+	assert '-0b1111_0000_1010'.int() == -3850
+
+	name = 'Bob'
+	println('Hello, ${name}!')
+
+	x := 123.4567
+
+	println('[${x:.2}]')
+	println('[${x:10}]')
+	println('[${int(x):-10}]')
+	println('[${int(x):010}]')
+	println('[${int(x):b}]')
+	println('[${int(x):o}]')
+	println('[${int(x):X}]')
+	println('[${10.0000:.2}]')
+	println('[${10.0000:.2f}]')
+
+	name = 'Bob'
+	bobby := name + 'by'
+	println(bobby)
+	mut s5 := 'hello '
+	s5 += 'world'
+	println(s5)
+
+	age := 10
+	println('age = ${age}')
+	age1 := 11
+	println('age = ${age1.str()}')
+	age2 := 12
+	println('age = ${age2}')
+
+
+}

06_repetitions/for.v

@@ -1,4 +1,3 @@
-
 pub fn main() {
 
 	// ==================================== //