如何对字符串中的字符进行排序? [英] How to sort characters in a string?

问题描述

我想对字符串中的字符进行排序.

I would like to sort the characters in a string.

例如

echo cba | sort-command
abc

是否存在允许我执行此命令的命令，或者我必须编写awk脚本来遍历字符串并对其进行排序?

Is there a command that will allow me to do this or will I have to write an awk script to iterate over the string and sort it?

推荐答案

echo cba | grep -o . | sort |tr -d "\n"

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