摘要: function getIndex(x, first, last, diff) { if (x < first) { return 0; } if (x > last) { return Math.floor((last - first) / diff); } return Math.floor(( 阅读全文
posted @ 2025-02-09 15:16 jialiangzai 阅读(9) 评论(0) 推荐(0) 编辑

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