我需要创建一个regex函数,它将根据特定条件验证电话号码字段,并显示三种情况下的警报。 实际上,我有这3个正则表达式函数,我想将它们组合成一个单独的函数。 /^3\d{9}$/; //If it starts with 3 and has another 9 numbers it's a cellphone
/^0\d{7,10}$/; //If it starts with 0 and has another 7-10 numbers it's a landline
/^(?:00|\+)/; //If it starts with 00 or a + sign, i
WMIC CPU Get NumberOfCores,NumberOfLogicalProcessors获得了我想要的大部分内容,但是如何将合并的输出存储到变量中呢?
for /f "delims=" %%a in ('"WMIC CPU Get NumberOfCores,NumberOfLogicalProcessors /value"') do set /a "_%%a"
set _
只适用于单插座机。WMIC命令在不同的行上返回cpu信息,即
>WMIC CPU Get NumberOfCores,NumberOfL
我想用0或2个连续的破折号来匹配JavaScript中的输入字符串,而不是1,即非范围。
如果字符串是:
-g:"apple" AND --projectName:"grape":它应该和--projectName:"grape"匹配。
-g:"apple" AND projectName:"grape":它应该和projectName:"grape"匹配。
-g:"apple" AND -projectName:"grape":它不应该匹配,即返回nul