関連ワード:  how to call a string in java    how to run a string in java    how to call a string method in java    how to call a string function in java    how to call a string variable in java    how to run through a string in java    how to call an index of a string in java    how to call a string from another class in java    how to call the length of a string in java    how to call string function in javascript