[英]Bash csh Loop through 2 list
在csh或任何其他Mac友好脚本语言中,我想运行某种形式的循环,该循环读取2个列表。 在语法方面需要一些帮助。
例如:
variable1 = (1, 2, 3, 4, ...)
variable2 = (one, two, three, four, ...)
Foreach number ($variable1)
echo "{$variable1} equals {$variable2}"
end
当我尝试时,循环中无法识别第二个variable2
2。
#!/bin/bash
variable1=(1 2 3 4)
variable2=(one two three four)
for ((i=0;i<${#variable1[@]};i++)); do
echo "${variable1[$i]} equals ${variable2[$i]}"
done
输出:
1 equals one 2 equals two 3 equals three 4 equals four
请尝试以下方法:
#! /bin/csh
set variable1 = (1 2 3 4)
set variable2 = (one two three four)
set i = 1
foreach x ( $variable1 )
echo "$x equals $variable2[$i]"
@ i = $i + 1
end
结果是:
1 equals one
2 equals two
3 equals three
4 equals four
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