StringIndexOf - 寻找在字符串里字符的第一个或最后一个的状态 StringLength - 获得和修剪字符串的长度 StringLengthTrim - 获得和修剪字符串的长度 StringReplace - 替换字符串里的个别字符 StringStartsWithEndsWith - 检查一个给定的字符或子串(substrings)的开始或结尾 StringSubstring - 在给定的字符串里寻找"p...
StringIndexOf - 寻找在字符串里字符的第一个或最后一个的状态 StringLength - 获得和修剪字符串的长度 StringLengthTrim - 获得和修剪字符串的长度 StringReplace - 替换字符串里的个别字符 StringStartsWithEndsWith - 检查一个给定的字符或子串(substrings)的开始或结尾 StringSubstring - 在给定的字符串里寻找"p...
String Length & String Length Trim:获得和修剪字符串的长度 String Replace:替换字符串里的个别字符 String Start With Ends With:检查一个给定的字符或子串(substrings)的开始或结尾 StringSubstring- 在给定的字符串里寻找"phrases" StringToInt- 允许你把字符串转换成整数数字 Character Analysis: Use the operato...
String stringOne = String(stringTwo + " with more"); // concatenating two strings String stringOne = String(13); // using a constant integer String stringOne = String(analogRead(0), DEC); // using an int and a base String stringOne = String(45, HEX); // using an int and a bas...
-Character Analysis: -String Addition Operator: -String Append Operator: -String Case Changes: -String Characters: -String Comparison Operators: -String Constructors: -String Index Of: -String Length & String Length Trim: -String Replace:
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'; ...
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 ...
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 ...
String类) 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 ...
my_str = "My new string."; Serial.println(my_str); // (4) 字符串内容替换 my_str.replace("string", "Arduino sketch"); Serial.println(my_str); // (5) 获取字符串对象的长度 Serial.print("String length is: "); Serial.println(my_str.length()); ...