flashercs

try
{
	start "abc.exe"
}
catch
{
	($_.InvocationInfo.PositionMessage -split '\r\n')[0]
}
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flashercs

$ErrorActionPreference = 'Stop'
try{
# comment
copy 'abc' 'efdf'

}catch{
'At line:{0} char:{1}' -f $_.InvocationInfo.ScriptLineNumber,$_.InvocationInfo.OffsetInLine
}
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powershell的exception分为两类:termination error, non termination error.只有致命错误才能被catch 捕获.