View difference between Paste ID: mLrFWahg and HeSfaiL9

 # 2ch.hk image dumper
 # Usage: execute in PowerShell by right click or pass thread URLs as arguments
 # (multiple threads allowed); passing args require execution policy
 
 function Get-2chimages ($threadurl) {
   if ( -not ($threadurl -match "^http[s]{0,1}://2ch\.(hk|pm)/[a-z]+/res/[0-9]+\.html$") ) {
     echo "URL is not valid!"
     return 1
   }
 
   $threadid = $threadurl.Substring($threadurl.LastIndexOf("/") + 1)
 
   echo 'Downloading thread $threadid...'
   $pagedata = wget $threadurl
   if (-not $?) {
     echo "Can't donwload $threadurl!"
     return 2
   }
 
   echo 'Finding images...'
   $imgs = echo $pagedata.Links | where href -match "^/[a-z]?/src/.*\.(jpg|png|gif|webm)" | select href
 
   md imgs$threadid
 
   echo 'Downloading images...'
   foreach ($img in $imgs) {
     $dld = "http://2ch.pm" + $img.href
-    $filename = "imgs" + $threadid + $dld.Substring($dld.LastIndexOf("/") + 1)
+    $filename = "imgs$threadid" + "\" + $dld.Substring($dld.LastIndexOf("/") + 1)
     wget $dld -OutFile $filename
   }
 }
 
 if (-not $args) {
   $threadurl = Read-Host 'Enter full thread URL'
   Get-2chimages $threadurl
 }
 else {
   foreach ($threadurl in $args) {
     Get-2chimages $threadurl
   }
 }