National_Instruments
200-500 · Question #186
Which of the following code snippets writes the content of the file "source.txt" to "target.txt"? (Choose 3)
The correct answer is A. file_put_contents("target.txt", fopen("source.txt", "r")); D. file_put_contents("target.txt", file_get_contents("source.txt")); E. $handle = fopen("target.txt", "w+"); fwrite($handle, file_get_contents("source.txt")). See the full explanation below for the reasoning.
Question
Which of the following code snippets writes the content of the file "source.txt" to "target.txt"? (Choose 3)
Options
- Afile_put_contents("target.txt", fopen("source.txt", "r"));
- Bfile_put_contents("target.txt", readfile("source.txt"));
- Cfile_put_contents("target.txt", join(file("source.txt"), ""));
- Dfile_put_contents("target.txt", file_get_contents("source.txt"));
- E$handle = fopen("target.txt", "w+"); fwrite($handle, file_get_contents("source.txt"));
How the community answered
(40 responses)- A83% (33)
- B13% (5)
- C5% (2)
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