PHP File Handling
PHP File Handling - Important Points
| 16. | Which of the following is the correct way to open a file in PHP in binary mode? |
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A. fopen("file.bin", "rb");
B. fopen("file.bin", "r");
C. fopen("file.bin", "w");
D. fopen("file.bin", "a");
View Answer Discuss Work SpaceAnswer: option a
Explanation:
To open a file in PHP in binary mode, we need to use the "b" flag along with the mode. So, the correct way to open a file in binary mode is fopen("file.bin", "rb");
| 17. | What is the function used to read a single character from a file in PHP? |
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A. fgetc()
B. fgets()
C. fread()
D. fgetss()
View Answer Discuss Work SpaceAnswer: option a
Explanation:
fgetc() is the function used to read a single character from a file in PHP.
| 18. | Which of the following is the correct way to check the end of a file in PHP? |
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A. feof($file)
B. eof($file)
C. end_of_file($file)
D. is_eof($file)
View Answer Discuss Work SpaceAnswer: option a
Explanation:
feof($file) is the function used to check the end of a file in PHP.
| 19. | Which of the following is the correct way to rename a file in PHP? |
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A. rename("oldname.txt", "newname.txt");
B. move("oldname.txt", "newname.txt");
C. change("oldname.txt", "newname.txt");
D. switch("oldname.txt", "newname.txt");
View Answer Discuss Work SpaceAnswer: option a
Explanation:
The correct way to rename a file in PHP is rename("oldname.txt", "newname.txt");
| 20. | What is the function used to read a specific number of bytes from a file in PHP? |
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A. fread()
B. fgetc()
C. fgets()
D. fgetss()
View Answer Discuss Work SpaceAnswer: option a
Explanation:
fread() is the function used to read a specific number of bytes from a file in PHP.