[英]How can i echo string + command in terminal
how can i 'echo' this command(NUMBER lines in my script): 我如何“回显”此命令(脚本中的NUMBER行):
Number of lines is 23.
Code: 码:
#!/bin/bash
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echo Number of line is cat $0 | wc -l
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This should do the trick. 这应该可以解决问题。
#!/bin/bash
echo "This script is `wc -l $0 | cut -d " " -f 1` lines long."
尝试
echo "Number of line is `wc -l < $0`"
这是另一种解决方案
grep -c ^ [FILENAME]
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