| ( ! ) Warning: include(): http:// wrapper is disabled in the server configuration by allow_url_include=0 in D:\www\up\CSharp\base03.php on line 20 | ||||
|---|---|---|---|---|
| Call Stack | ||||
| # | Time | Memory | Function | Location |
| 1 | 0.0000 | 353064 | {main}( ) | ...\base03.php:0 |
| ( ! ) Warning: include(http://pub.houheaven.com/Nav02/Nav_deep2.htm): failed to open stream: no suitable wrapper could be found in D:\www\up\CSharp\base03.php on line 20 | ||||
|---|---|---|---|---|
| Call Stack | ||||
| # | Time | Memory | Function | Location |
| 1 | 0.0000 | 353064 | {main}( ) | ...\base03.php:0 |
| ( ! ) Warning: include(): Failed opening 'http://pub.houheaven.com/Nav02/Nav_deep2.htm' for inclusion (include_path='.;C:\php\pear') in D:\www\up\CSharp\base03.php on line 20 | ||||
|---|---|---|---|---|
| Call Stack | ||||
| # | Time | Memory | Function | Location |
| 1 | 0.0000 | 353064 | {main}( ) | ...\base03.php:0 |
说明：System.Random是系统预定义的类，它提供产生随机数的方法，此方法必须由类创建的对象调用。
创建类：Random rdm=new Random();
| 方法 | 功能说明 | 应用实例 | 实例结果 |
|---|---|---|---|
| rdm.Next() | 产生随机数 | rdm.Next() | 随机整数 |
| rdm.Next(正整数) | 产生0至此正整数之间的随机数 | rdm.Next(50) | 产生0-50之间的随机整数 |
| rdm.Next(整数1，整数2) | 产生整数1至整数2之间的随机数 | rdm.Next(0,100) | 产生0-100之间的随机整数 |
| rdm.NextDouble() | 产生0.0-1.0之间的随机实数 | rdm.NextDouble() | 0.6 |
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