ls >1 while read line;do wget "http://www.baidu.com/"+line done FILE=test while read CMD;do echo "$CMD"done<"$FILE"
Bash Shell read file line by line and substring #read onefileline by lineforlinein$(cattest1.txt);doecho$line ;done; #whilereadsplitline by spacewhileread linedoforwordin$linedoecho$worddone;done<test1.txt #stringsplitor substring input=type=abcdefgecho$input; #get abcdefgecho$input |cut-...
可以使用read命令来实现。read命令用于从标准输入读取用户输入的值,并将其赋给一个变量。 具体用法如下: ``` read variable_name ``` 其中,variable_name是...
Something that I like in Linux (and in Unix-like systems in general) is that configurations and properties are contained in text files. This allows an a...
read name #We are now going back to standard output, by using echo and printing your name to the command line. echo "With standard input you have told me your name is: $name" 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 这个示例通过标准输出给出提示,提醒用户输入信息,然后从标准输入(键盘...
Quickly transfer files from the command line. Weather Provides a 3 day forecast With no arguments it will grab the weather for your location as determined by your ip With arguments you can pass in a city or country and get the weather in that area Also can show the current moon phase ...
file_data="$(<"file")"读取文件到一个数组中 (按行读取)替代cat 命令.# Bash <4 (丢弃空行) IFS=$'\n' read -d "" -ra file_data < "file" # Bash <4 (保留空行). while read -r line; do file_data+=("$line") done < "file" # Bash 4+ mapfile -t file_data < "file"...
while循环中的重定向 或许你应该在其他脚本中见过下面的这种写法： while read line do ...
aws_ec2_amis.sh - list AWS EC2 AMIs belonging to your account in an easy to read table output aws_ec2_ami_ids.sh - lists AWS EC2 AMI IDs only, one per line, to be used in adjacent scripts that creating mapping tables and translate AMI IDs to names in inventory scripts aws_info_ec2...
read -n 1 -p "Uninstall $INSTALLDIR? [Y|n] " RUANSWER if [[ "$RUANSWER" = [Ee]* ]] || [[ "$RUANSWER" = [Nn]* ]] || [[ "$RUANSWER" = [Qq]* ]] then break elif [[ "$RUANSWER" = [Yy]* ]] || [[ "$RUANSWER" = "" ]] then printf "\\e[30mUninst...