File input/output: Difference between revisions
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{{task|File handling}} {{selection|Short Circuit|Console Program Basics}} [[Category:Simple]] |
{{task|File handling}} {{selection|Short Circuit|Console Program Basics}} [[Category:Simple]] |
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;Task: |
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Create a file called "output.txt", and place in it the contents of the file "input.txt", ''via an intermediate variable''. |
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In other words, your program will demonstrate: (1) how to read from a file into a variable, and (2) how to write a variable's contents into a file. |
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In other words, your program will demonstrate: |
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::# how to read from a file into a variable |
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::# how to write a variable's contents into a file |
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<br> |
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Oneliners that skip the intermediate variable are of secondary interest — operating systems have copy commands for that. |
Oneliners that skip the intermediate variable are of secondary interest — operating systems have copy commands for that. |
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<br><br> |
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=={{header|ACL2}}== |
=={{header|ACL2}}== |
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