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@@ -7,53 +7,72 @@ public class PersonHandler {
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private final Person[] personArray;
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public PersonHandler(Person[] personArray) {
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+
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this.personArray = personArray;
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}
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public String whileLoop() {
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String result = "";
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// assume there is a `counter`
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- // while `counter` is less than length of array
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- // begin loop
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+ int counter = 0;
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+ StringBuilder builder = new StringBuilder();
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- // use `counter` to identify the `current Person` in the array
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- // get `string Representation` of `currentPerson`
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- // append `stringRepresentation` to `result` variable
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-
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- // end loop
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+ // while `counter` is less than length of array
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+ // begin loop
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+ while (counter < personArray.length) {
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+ builder.append(personArray[counter]);
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+ result = builder.toString();
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+ counter++;
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+ }
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+
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+ // use `counter` to identify the `current Person` in the array
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+ // get `string Representation` of `currentPerson`
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+ // append `stringRepresentation` to `result` variable
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+
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+ // end loop
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return result;
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}
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-
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public String forLoop() {
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String result = "";
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// identify initial value
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// identify terminal condition
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// identify increment
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+ StringBuilder builder = new StringBuilder();
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+
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+ for (int counter = 0; counter < personArray.length; counter++) {
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+ builder.append(personArray[counter]);
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+ result = builder.toString();
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+ }
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+
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// use the above clauses to declare for-loop signature
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- // begin loop
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- // use `counter` to identify the `current Person` in the array
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- // get `string Representation` of `currentPerson`
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- // append `stringRepresentation` to `result` variable
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- // end loop
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+ // begin loop
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+ // use `counter` to identify the `current Person` in the array
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+ // get `string Representation` of `currentPerson`
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+ // append `stringRepresentation` to `result` variable
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+ // end loop
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return result;
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}
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-
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public String forEachLoop() {
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String result = "";
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+ StringBuilder builder = new StringBuilder();
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// identify array's type
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// identify array's variable-name
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+ for (Person i : personArray) {
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+ builder.append(i);
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+ result = builder.toString();
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+ }
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// use the above discoveries to declare for-each-loop signature
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- // begin loop
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- // get `string Representation` of `currentPerson`
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- // append `stringRepresentation` to `result` variable
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- // end loop
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+ // begin loop
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+ // get `string Representation` of `currentPerson`
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+ // append `stringRepresentation` to `result` variable
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+ // end loop
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return result;
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}
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