mirror of https://github.com/tLDP/LDP
31 lines
670 B
Bash
31 lines
670 B
Bash
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#!/bin/bash
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# commentblock.sh
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: << COMMENTBLOCK
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echo "This line will not echo."
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This is a comment line missing the "#" prefix.
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This is another comment line missing the "#" prefix.
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&*@!!++=
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The above line will cause no error message,
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because the Bash interpreter will ignore it.
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COMMENTBLOCK
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echo "Exit value of above \"COMMENTBLOCK\" is $?." # 0
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# No error shown.
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# The above technique also comes in useful for commenting out
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#+ a block of working code for debugging purposes.
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# This saves having to put a "#" at the beginning of each line,
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#+ then having to go back and delete each "#" later.
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: << DEBUGXXX
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for file in *
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do
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cat "$file"
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done
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DEBUGXXX
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exit 0
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