Php lottery applet implementation code

Source: Internet
Author: User

This lucky draw applet can also be used in the actual test environment. For example, to query the test data under the in condition, you need to query the random five IDs, and then use AB to perform stress testing.

Copy codeThe Code is as follows: <? Php
/**
* Lottery Function
*
* @ Param integer $ first start number
* @ Param integer $ last end number
* @ Param integer $ total winners
*
* @ Return string
*
*/
Function isWinner ($ first, $ last, $ total)
{
$ Winner = array ();
For ($ I = 0; $ I ++)
{
$ Number = mt_rand ($ first, $ last );
If (! In_array ($ number, $ winner ))
$ Winner [] = $ number; // if the number does not exist in the array, add it to the array.
If (count ($ winner) ==$ total) break;
}
Return implode ('', $ winner );
}
// For test
Echo isWinner (1,100, 5 );
?>

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