[C #] Helper Package--Randomhelper

Tag: eal specifies a random number greater than Rand sealed next ble return

A random number is often needed in the project, especially a helper class, with the code as follows

usingSystem;2  3 namespacewen.helpers4 { 5     /// <summary> 6     ///Random Number Helper 7     /// </summary> 8      Public Sealed classRandomhelper9     {Ten         /// <summary> One         ///Character Set (remove 0oO of these easily confusing characters) A         /// </summary> -         Private Const stringCharSet ="[Email protected]#$%^&* () _+|" ; -  the         Private Static ReadOnlyRandom random =NewRandom (); -  -         #regionNext -  +         /// <summary> -         ///return non-negative random number +         /// </summary> A         /// <returns>32-bit signed integer greater than or equal to zero and less than System.Int32.MaxValue</returns> at          Public Static intNext () -         { -             returnRandom.next (); -         } -  -         /// <summary> in         ///returns a random number in a specified range -         /// </summary> to         /// <param name= "MaxValue" >The upper limit of the random number to generate (the maximum value cannot be taken by the random number). MaxValue must be greater than or equal to zero</param> +         /// <returns> -         ///A 32-bit signed integer that is greater than or equal to zero and less than MaxValue, that is, the range of the return value typically includes 0 but excludes MaxValue. However, if MaxValue equals zero, then MaxValue is returned.  the         /// </returns> *          Public Static intNext (intmaxValue) $         {Panax Notoginseng             returnRandom.next (maxValue); -         } the  +         /// <summary> A         ///returns a random number in a specified range the         /// </summary> +         /// <param name= "MinValue" >The lower bound of the returned random number (the random number is preferable to the nether value)</param> -         /// <param name= "MaxValue" >The upper bound of the returned random number (the random number cannot take the upper bound value). MaxValue must be greater than or equal to MinValue</param> $         /// <returns> $         ///A 32-bit signed integer greater than or equal to minValue and less than MaxValue, that is: the range of values returned includes MinValue but not maxValue.  -         ///if MinValue equals MaxValue, the MinValue is returned.  -         /// </returns> the          Public Static intNext (intMinValue,intmaxValue) -         {Wuyi             returnRandom.next (MinValue, maxValue); the         } -  Wu         #endregionNext -  About         /// <summary> $         ///returns a random number between 0.0 and 1.0 -         /// </summary> -         /// <returns>double-precision floating-point number greater than or equal to 0.0 and less than 1.0</returns> -          Public Static Doublenextdouble () A         { +             returnrandom.nextdouble (); the         } -  $         /// <summary> the         ///returns a random string the         /// </summary> the         /// <param name= "Length" >string Length</param> the         /// <returns></returns> -          Public Static stringNextstring (intlength) in         { the             vararr =New Char[length]; the  About              for(vari =0; i < length; i++) the             { the                 varindex =Random.next (charset.length); theArr[i] =Charset[index]; +             } -  the             return string. Join ("", arr);Bayi         } the     } the}

[C #] Helper Package--Randomhelper