For my case, I want to get text inside JTextArea by number line.
For e.g
name : andy
birth : jakarta, 1 jan 1990
number id : 01011990 01
age : 26
study : Informatics engineering
So, I want to get a text in line 3.
I think I can use jTextArea.getText(3,jTextArea.getText().length())
,
but it doesn't work.
so, from line 3, i wish get text
number id : 01011990 01
try following
String[] lines = jTextArea.getText().split("\n"); String numberId = lines[3];
or
String numberId = jTextArea.getText().split("\n")[3];
Simply based on the example from your previous question...
And the runnable code
Based on your questions, I would, however, recommend you consider using a
JTable
instead, it would be easier, see How to Use Tables for more details