Implementation of function calLen().

src/helperFunctions.c

@@ -1,6 +1,10 @@
 #include "helperFunctions.h"
 /*Code written by Julius Philipp Engel, fdai7057*/
 
+int main(){
+
+}
+
 char *stringConcatenation(char *string_1, char *string_2)
 {
 	int lengthStringOne = strlen(string_1);
@@ -138,6 +142,12 @@ double balanceToDouble(char *balanceAsString)
 	return sign * result / power;
 }
 
+unsigned int calLen(char *str){
+	int len = 0;
+	while(*(str+len)!='\0') ++len;
+	return len;
+}
+
 bool characterIsUpperCase(char inputCharacter)
 {
 	bool result = (inputCharacter>='A'&&inputCharacter<='Z') ? true : false;

src/helperFunctions.h

@@ -13,5 +13,6 @@ unsigned int power(unsigned int, unsigned int);
 bool everyCharacterIsDigit(char *);
 bool isLetterOfAlphabet(char *);
 double balanceToDouble(char *);
+unsigned int calLen();
 bool charIsUpperCase(char );
 #endif