📄 expr-big
字号:
# busybox expr# 3*1000*1000*1000 overflows 32-bit signed intres=`busybox expr 0 '<' 3000000000`[ x"$res" = x1 ] || exit 1# 9223372036854775807 = 2^31-1res=`busybox expr 0 '<' 9223372036854775807`[ x"$res" = x1 ] || exit 1# coreutils fails this one!res=`busybox expr -9223372036854775800 '<' 9223372036854775807`[ x"$res" = x1 ] || exit 1# This one works only by chance# res=`busybox expr 0 '<' 9223372036854775808`# [ x"$res" = x1 ] || exit 1
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -