PHP - File Handling
What will the following PHP code output if the file 'test.txt' exists and is 200 bytes in size?
$size = filesize('test.txt');
echo $size;What will the following PHP code output if the file 'test.txt' exists and is 200 bytes in size?
medium📝 Predict Output Q4 of 15
Step-by-Step Solution
Solution:
Step 1: Understand filesize() function
filesize() returns the size of the file in bytes as an integer.Step 2: Analyze the echo statement
echo $size; prints the integer value returned by filesize(), which is 200.Final Answer:
200 -> Option AQuick Check:
filesize() output = file size in bytes [OK]
Quick Trick: filesize() returns file size in bytes as integer [OK]
Common Mistakes:
- Expecting filename instead of size
- Thinking it returns boolean
- Assuming function is undefined
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