84669 person learning
152542 person learning
20005 person learning
5487 person learning
7821 person learning
359900 person learning
3350 person learning
180660 person learning
48569 person learning
18603 person learning
40936 person learning
1549 person learning
1183 person learning
32909 person learning
echo sprintf("%x","10");a完成了10进制转换为16进制;
sprintf可否将16进制转换为10进制?不想使用base_convert函数。echo base_convert('a',16,10);10
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echo sprintf("%d", 0x00FF);
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