java iterate over a string
String scientistName = "Isaac Newton";
for (int i = 0; i < scientistName.length(); i++) {
System.out.print(scientistName.charAt(i) + " "); // I s a a c N e w t o n
}
//*********************************************************
// you can cast a string into a char[]
String str = "strings are not primitive types!";
for (char ch : str.toCharArray()) {
System.out.print(scientistName.charAt(i) + " ");
}
}java loop through string
String s = "...stuff...";
for (int i = 0; i < s.length(); i++){
char c = s.charAt(i);
//Process char
}loop through string in java
String s = "...stuff...";
for (int i = 0; i < s.length(); i++){
char c = s.charAt(i);
//Process char
}loop and save letters in a string java
StringBuilder phone = new StringBuilder();
for (int i = 0; i < number.length(); i++){
if (Character.isLetter(number.charAt(i))){
phone.append(getNumber(Character.toUpperCase(number.charAt(i))));
}else{
phone.append(number.charAt(i));
}
}
System.out.println("Your number is " + phone.toString());Copyright © 2021 Codeinu
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