Check that file exists: Difference between revisions
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(→{{header|UNIX Shell}}: Add a program to print the results.) |
(→{{header|Ruby}}: Clarify meaning of File.exists?. The previous edit had stopped using File.exists? and started using File.file? and File.directory?.) |
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=={{header|Ruby}}== |
=={{header|Ruby}}== |
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<code>File.exists?</code> only checks if a file exists; <code>File.file?</code> or <code>File.directory?</code> checks for a regular file or a directory. Ruby also allows <code>FileTest.file?</code> or <code>FileTest.directory?</code>. |
<code>File.exists?</code> only checks if a file exists; it can be a regular file, a directory, or something else. <code>File.file?</code> or <code>File.directory?</code> checks for a regular file or a directory. Ruby also allows <code>FileTest.file?</code> or <code>FileTest.directory?</code>. |
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<lang ruby>File.file?("input.txt") |
<lang ruby>File.file?("input.txt") |