if(x <= y)// tests if x is less (smaller) than or equal to ySerial.println("x is less than or equal to y");}voidloop() {} The result on Serial Monitor: COM6 Send x is less than or equal to y AutoscrollShow timestamp Clear output 9600 baud Newline ※ NOTES AND WARNINGS: Negative numbers are smaller than...
; if(i == j) Serial.println(" i is equal to j"); if(i >= j) Serial.println(" i is greater than or equal to j"); if(i > j) Serial.println(" i is greater than j"); Serial.println(); i = i + 1; if(i > j + 1) delay(10000); } 3 程序效果如下：通过串...
== (comparison) > (greater than) >= (greater than or equal to) < (less than) <= (less than or equal to) != (different from) 14、Arrays类型 数组类型和其他的差不多,数组三要素类型、名称、大小,通过下表访问数组元素; 15、void类型 主要用在函数类型和指针 16、sizeof() 类型大小的获取操作...
=(not equal to) <(less than) <=(less than or equal to) ==(equal to) >(greater than) >=(greater than or equal to) Boolean Operators !(logical not) &&(logical and) ||(logical or) Pointer Access Operators &(reference operator) *(dereference operator) Bitwise Operators &(bitwise and)...
x <= y (x is less than or equal to y) x >= y (x is greater than or equal to y) 谨防意外使用单个等号(例如if (x = 10))。单个等号是赋值运算符,并将x设置为 10(将值 10 放入变量x)。而是使用双等号(例如if (x == 10)),这是比较运算符,并测试whetherx是否等于 10。仅当x等于 10...
x > y (x is greater than y) x <= y (x is less than or equal to y) x >= y (x is greater than or equal to y) 警告: 小心偶然地使用单个等号(例如if(x = 10))。单个等号是赋值运算符,这里设置x为10(将值10存入变量x)。改用双等号(例如if (x == 10)),这个是比较运算符,用于测...
x <= y (x is less than or equal to y) x >= y (x is greater than or equal to y) 警告: 小心偶然地使用单个等号(例如if(x = 10))。单个等号是赋值运算符,这里设置x为10(将值10存入变量x)。改用双等号(例如if (x == 10)),这个是比较运算符,用于测试x是否等于10。后者只在x等于10时...
==(equal to) !=(not equal to) <(less than) >(greater than) <=(less than or equal to) >=(greater than or equal to) Boolean Operators &&(and) ||(or) !(not) Pointer Access Operators * dereference operator & reference operator ...
equal to == 检查两个操作数的值是否相等,如果是,则条件变为真。 (A == B)不是真的 not equal to != 检查两个操作数的值是否相等,如果值不相等则条件变为真。 (A!= B)是真的 less than < 检查左操作数的值是否小于右操作数的值,如果是,则条件变为真。 (A < B) 为真 ...
Positive numbers are greater than negative numbers.See Also Language : == (equal to) Language : >= (greater than or equal to) Language : < (less than) Language : ≤ (less than or equal to) Language : != (not equal to)※ ARDUINO BUY RECOMMENDATION Arduino UNO R3 Arduino Starter Kit...