mirror of
https://github.com/golang/go
synced 2024-11-12 09:50:21 -07:00
85 lines
1.2 KiB
Go
85 lines
1.2 KiB
Go
// $G $F.go && $L $F.$A && ./$A.out
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// Copyright 2009 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package main
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const
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a_const = 0
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const (
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pi = /* the usual */ 3.14159265358979323;
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e = 2.718281828;
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mask1 int = 1 << iota;
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mask2 = 1 << iota;
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mask3 = 1 << iota;
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mask4 = 1 << iota;
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)
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type (
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Empty interface {};
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Point struct {
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x, y int;
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};
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Point2 Point
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)
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func (p *Point) Initialize(x, y int) *Point {
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p.x, p.y = x, y;
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return p;
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}
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func (p *Point) Distance() int {
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return p.x * p.x + p.y * p.y;
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}
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var (
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x1 int;
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x2 int;
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u, v, w float
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)
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func foo() {}
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func min(x, y int) int {
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if x < y { return x; }
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return y;
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}
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func swap(x, y int) (u, v int) {
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u = y;
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v = x;
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return;
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}
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func control_structs() {
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var p *Point = new(Point).Initialize(2, 3);
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i := p.Distance();
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var f float = 0.3;
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for {}
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for {};
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for j := 0; j < i; j++ {
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if i == 0 {
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} else i = 0;
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var x float;
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}
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foo: // a label
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var j int;
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switch y := 0; true {
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case i < y:
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fallthrough;
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case i < j:
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case i == 0, i == 1, i == j:
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i++; i++;
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goto foo;
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default:
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i = -+-+i;
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break;
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}
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}
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func main() {
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}
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