feat: 后端全量更新 - 含所有本次需求
- Contract.php: 返回合约账户余额(balance_contract) - My.php: 地址管理增加BTC/ETH - AppContract.php: 一键平仓(closeall) - AppProxy.php: 代理专属注册链接 + 分级权限(L1/L2) - site.php: 手续费减半(0.018→0.009) - agent_permission_setup.sql: 代理权限SQL - crypto_news_crawler.py: 新闻自动采集脚本
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<?php
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function set_number($number, $position){
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// @number 需要处理的数字, @position 需要保留的位数
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$ary = explode('.', $number);
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if (isset($ary[1]) && strlen($ary[1]) > $position) {
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$decimal = substr($ary[1], 0, $position);
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$result = $ary[0] . '.' . $decimal;
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return $result;
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} else {
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return $number;
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}
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}
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