KwickClips Java · 40 sec · free
What does w mode do to old text?
Short answer. It wipes it before writing.
Why use with?
It closes the file for you.
Remember
| w writes, and wipes old text |
| with closes the file for you |
Save text to a file and read it back in four lines. Open with w to write the text. Open with no mode to read it back. Read gives Riya ninety one. Two points. W writes, but wipes old text first. With closes the file for you.
This clip is from the full lesson: File Handling — 6 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 9 Information Technology (402), ICSE Class 9 Computer Applications, ISC Class 11 Computer Science (868), ISC Class 11 Computer Science (868)
More KwickClips from this lesson
Why is variable data lost?41 sec
Which mode gives raw bytes?43 sec
Why does except OSError catch a missing file?38 secDisclaimer. KwickAcademy is free study material for general learning and revision. Parts of it, including the voice-over, are produced with the help of AI tools and may contain errors; if you spot one, please tell us and we will correct it. Syllabus, marks and exam details follow the latest official board publications available to us, and boards can change them at any time, so always confirm against your board's official website and your school. Using this material does not guarantee any marks or result. Board names and trademarks belong to their owners; Kwickprep is not affiliated with or endorsed by any examination board. We never ask for passwords, OTPs or ID numbers. Your progress is saved only in this browser. Full disclaimer · Privacy