【shell】通过alias实现回调

function _echo_1(){
    echo 1
}

function _print(){
    echo 0
}

function do_process(){
    eval "_print"
}

alias _print="_echo_1"
_print
do_process

运行结果;

function _echo_1(){
    echo 1
}

function _print(){
    echo 0
}

function do_process(){
    _print
}

alias _print="_echo_1"
_print
do_process

运行结果:

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转载自blog.csdn.net/cn_wk/article/details/88240199