PHP函数怎么把十进制转换为二进制?

Question

PHP函数怎么把十进制转换为二进制

Answer 1

PHP decbin函数的作用是把十进制转换为二进制。用法：参数&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 描述dec_number&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; 必需。规定要转换的十进制数。&nbsp; &nbsp;&nbsp;示例：<?phpecho&nbsp;decbin("3");echo&nbsp;decbin("1");echo&nbsp;decbin("1587");echo&nbsp;decbin("7");?>输出：11111000110011111