Truncate a file: Difference between revisions
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'''Solution:''' |
'''Solution:''' |
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<lang j>require 'files' NB. needed for versions prior to J7 |
<lang j>require 'files' NB. needed for versions prior to J7 |
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ftruncate=: [ fwrite~ [ fread@; 0 , ] |
ftruncate=: [ fwrite~ [ fread@; 0 , ]</lang> |
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</lang> |
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'''Usage:''' |
'''Usage:''' |
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⚫ | |||
<lang j> |
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⚫ | |||
'test.txt' ftruncate 567 NB. truncate test file |
'test.txt' ftruncate 567 NB. truncate test file |
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567 |
567 |
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fsize 'testtrunc.txt' NB. check new file size |
fsize 'testtrunc.txt' NB. check new file size |
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567 |
567</lang> |
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</lang> |
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=={{header|Java}}== |
=={{header|Java}}== |