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QT控制台打印输出
2022-07-05 17:15:00 【雪无香】
步骤一:引入头文件
#include <QDebug>
步骤二:打印
qDebug()<<file_name;//打印变量内容
qDebug()<<"file_name";//打印变量名字,名字叫file_name,则打印显示“file_name”
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