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arduino:code_collection [2025/03/22 21:38] – vamsanarduino:code_collection [2025/03/22 22:54] (current) – [Float to char[]] vamsan
Line 29: Line 29:
 </code> </code>
 ===== Converting code collection ===== ===== Converting code collection =====
-==== Float to char() ====+==== Float to char[] ====
 <code c> <code c>
 // lib init (optional) // lib init (optional)
Line 36: Line 36:
 float a; float a;
 char sendValue[10]; char sendValue[10];
-dtostrf (a, 10, 8, sendValue);+dtostrf (a, 10, 8, sendValue); // float_value, min_width, num_digits_after_decimal, where_to_store_string 
 + 
 +</code> 
 + 
 +==== Int to char[] ==== 
 +<code c> 
 +int a; 
 +char sendValue[10]; 
 +itoa (i,sendValue,10); // int value, char * str, int base 
 +// base:  Numerical base used to represent the value as a string, between 2 and 36, where 10 means decimal base, 16 hexadecimal, 8 octal, and 2 binary 
 + 
 +</code> 
 +==== String to char[] ==== 
 +<code c> 
 + 
 +char place[20]; 
 +strcpy(place,"Home");
  
 </code> </code>