//create a character array of 16 characters for the time char clockTime[16]; //use sprintf to create a time string of the hour, minte and seconds sprintf(clockTime, "%2d:%2d:%2d", hour(), minute(), second()); //create a character array of 15 characters for the date char dateT...
If you do need to work with a String class, you need to make an array of characters, as shown here: char name[5] = {'j', 'o', 's', 'h', 0}; or char name[] = "josh"; If you need to, for example, store multiple strings in an array, you can create an array with ...
void setup() { char my_str[6]; // an array big enough for a 5 character string Serial.begin(9600); my_str[0] = 'H'; // the string consists of 5 characters my_str[1] = 'e'; my_str[2] = 'l'; my_str[3] = 'l'; my_str[4] = 'o'; my_str[5] = 0; // 6th a...
void setup() { char my_str[6]; // an array big enough for a 5 character string Serial.begin(9600); my_str[0] = 'H'; // the string consists of 5 characters my_str[1] = 'e'; my_str[2] = 'l'; my_str[3] = 'l'; my_str[4] = 'o'; my_str[5] = 0; // 6th a...
SKIP_ALL: all characters other than digits or a minus sign are ignored when scanning the stream for an integer. This is the default mode. SKIP_NONE: Nothing is skipped, and the stream is not touched unless the first waiting character is valid. ...
PS2Keyboard- read characters from a PS2 keyboard. Servo- provides software support for Servo motors on any pins. Servotimer1- provides hardware support for Servo motors on pins 9 and 10 Simple Message System- send messages between Arduino and the computer ...
voidsetup() {charmy_str[6];//an array big enough for a 5 character stringSerial.begin(9600); my_str[0] ='H';//the string consists of 5 charactersmy_str[1] ='e'; my_str[2] ='l'; my_str[3] ='l'; my_str[4] ='o'; ...
11.15 array(数组) 十二、数据类型转换 12.1 char() 12.2 byte() 12.3int() 12.4 word() 12.5 long() 12.6 float() 十三、变量作用域&修饰符 13.1 variable scope(变量的作用域) 13.2 static(静态变量) 13.3 volatile 13.4 const 十四、辅助工具
例 void setup() { char my_str[6]; // an array big enough for a 5 character string Serial.begin(9600);my_str[0] = 'H'; // the string consists of 5 characters my_str[1] = 'e';my_str[2] = 'l';my_str[3] = 'l';my_str[4] = 'o';my_str[5] = 0; // 6th array...
action_servo = saved_data[Play_action] / 1000; //The fist character of the array element is split for knowing the servo number action_pos = saved_data[Play_action] % 1000; //The last three characters of the array element is split to know the servo postion ...