bash echo在输出时会自动添加一个换行符,而find命令的结果中已经包含了换行符。因此,当使用echo命令输出find命令的结果时,会出现连续两个换行符,导致结果中出现了多余的换行。为了避免这种...
echo your echo to print something with new line When you echo a piece of text, the echo command will automatically add a newline (and here is how you can prevent it) to the end of your text. This means that you can chain multiple echo commands together to cause a newline. $echoHell...
In this approach, we’re basically going to run multiple echo commands instead of one. By default, echo prints the given string and adds a newline character at the end. By running multiple echo statements at once, we’re taking advantage of that. Let’s have a look at the following exa...
在Bash中,试过这个: echo -e "hello\nworld" 但它不会仅打印换行符\n。如何让它打印换行符? 我正在使用Ubuntu 11.04。jeck猫 浏览870回答3 3回答 UYOU 你可以printf改用:printf "hello\nworld\n"printf比一致行为更一致echo。echo不同版本之间的行为差别很大。 0 0 0 忽然笑 你确定你在bash吗?这...
echo-e'This is the first line \nThis is the second line' Output: This is the first lineThis is the second line We can use the$before the new line character, which is inside single quotes, to print a new line with echo. echoThis is the first line$'\n'This is the second line ...
echo-n"Please enter your name: " readname echo-n"Hello,$name!" echo" " The -n option will prevent echo from add a newline character at the end of the output and this will produce the following output: 2: How to Use echo without New Line Character Using the -e Option with Escape...
1 echo概述 echo主要用于回显,打印字符串。 SYNOPSIS echo [SHORT-OPTION]... [STRING]... echo LONG-OPTION -n do not output the trailing newline -e enable interpretation of backslash escapes -E disable interpretation of backslash escapes (default) ...
创建一个bash脚本文件,例如add_config.sh。 在脚本文件中使用文本编辑器打开配置文件,例如config.conf。 使用echo命令将新的配置输入追加到配置文件中。例如,如果要添加一个名为new_input的配置项,可以使用以下命令: 使用echo命令将新的配置输入追加到配置文件中。例如,如果要添加一个名为new_input的配置项,可以使用...
script.sh:#!/bin/bash echo "Language: $1" echo "Name: $2" $ source script.sh Shell LiXiao Language: Shell Name: LiXiao 给函数传递位置参数$ function func() { $ echo "Language: $1" $ echo "Name: $2" $ } $ func C++ LiXiao Language: C++ Name: LiXiao ...