awk -F\; '{if(S[$4] == "" || S[$4] == "-"){S[$4] = $3}} END
awk -F\; '{if(S[$4] == "" || S[$4] == "-"){S[$4] = $3}} END
ps -fu %s |grep \"%s\" |grep -v grep|awk '{if($(NF)== \"%s\"
awk 'NR==1,NR==3'|awk '{a+=$1}END{print a}' awk 'NR==4,NR==6
awk -F ,'{if ($1!/\./) print $1","$3}' 和 awk -F"," 'NR==FNR{
搞不明白这句sed -e 'N;s/.*/[&]/'和awk '{ $0=$1 "\n" $2; if (/line.1
求F(s)=(s+4)/(2s^2+3s+1)的拉普拉斯反变换
linux中的AWK “ awk'/aaa|bbb|ccc/{sum[$1]+=$2};END(for(i in sum
一道VB题Private Sub Commad ClickPrint "s=";s(5)End SubPrivate F
F(s)=1/[s^3(s^2+4)]的拉普拉斯逆变换
if(s[i]>=‘a’&&s[i]
if(s[i]>='0'&&s[i]
ifconfig eth0 | awk -F"[ :]+" 'NR==2{print $4"/"$NF}' 结果:192