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Arduino: 将浮点数转换为字符串 - 方法如下 - Practical Tips

Arduino: 将浮点数转换为字符串 – 方法如下

by Corinna

使用 Arduino 编程时,经常需要将浮点数转换为字符串。

Arduino: 浮点数转换为字符串 – 方法如下。

在以下说明中,我们假设您已经定义了一个浮点变量。例如,可以使用命令 “float floatvariable = 12.4; “来完成。

  • 要将浮点数的字符串赋值给字符串变量,只需执行命令 “String stringvariable = String(floatvariable);”
  • 注意:在声明中,字符串必须以大写字母开头。
  • 这样,您就可以轻松地将浮点数转换为字符串,并在显示器上输出,例如,。

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