19 lines
344 B
PHP
19 lines
344 B
PHP
<?php
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namespace App\Services;
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class UtilService
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{
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/**
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* 随机生成16位数，作为本地服务器的支付订单ID
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* @return string
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*/
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public function getTradeNO()
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{
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$dateline = time();
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$mix_1 = rand(100, 999);
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$mix_2 = rand(100, 999);
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return $dateline . $mix_1 . $mix_2;
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}
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}
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