<?php
$string = <<< LOL
HTTP/1.1 404 Not Foundset-cookie: test-usercontext=asdf-client=200; path=
/set-cookie: test=AjQxMDMBABhNAEEATgBHAE8AIAAgACAAIAAgACAAIAACAAYyADAAMAADABBGAEIAVAAgACAAIAAgACAABAAYMgAwADEANgAwADQAMgA4ADEAMAAzADQABQAEAAAACAYAAlgACQACRQD
%2fA%2fowggP2BgkqhkiG9w0BBwKgggPnMIID4wIBATELMAkGBSsOAwIaBQAwCwYJKoZIhvcNAQcBoIICwjCCAr4wggJ%21AgcgE
wUWFQk1MAkGByqGSM44BAMwRTELMAkGA1UEBhMCREUxDzANBgNVBAoTBlNBUC1BRzEMMAoGA1UECxMDRkJUMRcwFQYDVQQDDA4qL
ndkZi5zYXAuY29ycDAeFw0xMzA1MTYxNTA5MzVaFw0zODAxMDEwMDAwMDFaMEUxCzAJBgNVBAYTAkRFMQ8wDQYDVQQKEwZTQVAtQUcxDDAKBgNVBAsTA0ZCVDEXMBUGA1UEAwwOKi53ZGYuc2FwLmNvcnAwggG4MIIBLAYHKoZIzjgEATCCAR8CgYEA
%2f%21RvacHcYrHXGs0tkbb0V5pRZr%2166wpEefngcrA%2feo5VUyPFnjV%21VLPgYTlK5oVBT%21b8hVdVDF72%2fF7tG%2fzyNXjr6xCkACw69
%21NEBKQ4A7RSfLieN8IgCWl3ENA6cbgQJlhYMAugQexgN5rNX67eLyIFTEHGbF%2fkvlWXyDZt2AsCFQCCZiO7z37X8dHkeMyzasFRThlyFwKBgQC6
%2f4ZVeZJsMH528dpoLej8jEeUYstPpe6CFgIF7LqFjFnEWM%2fgt364k9%21kYRMdnN1l3Dgv2fHBOMET2lwiCSP%21Lp3JkDH9K
%21H9zLJfg%2fd3o5gNCu4pct9Au4%2fLh%21ejlgOAytMcr7z9G1SSaRKFk9QnzfyA4mmLmtDT6qZG%2fgx5%21wOBhQACgYEA%21rGBozVMIrQFy8mXlkOSDWiAo16gBBlLqAIhsc3Th
%2f6LFM%21HK8mzuxApdB8vDg5zOPQW959g2YmZBvMm7fBjjRyeQnh0SamBQNwdWR3cyhdXANRJTjdjV6yGJaBVUzMam5Yh2%2fNjwHWxS
%21Ev%21KNSUi7%2fHLrYjQ%2f5mYiipmBwOskwCQYHKoZIzjgEAwMvADAsAhQkPKrX2UIzsWHZoErU9zMKRjRMSwIUchu3vWrhXc2bckO
%21ASRCiCh3oF4xgf0wgfoCAQEwUDBFMQswCQYDVQQGEwJERTEPMA0GA1UEChMGU0FQLUFHMQwwCgYDVQQLEwNGQlQxFzAVBgNVB
AMMDioud2RmLnNhcC5jb3JwAgcgEwUWFQk1MAkGBSsOAwIaBQCgXTAYBgkqhkiG9w0BCQMxCwYJKoZIhvcNAQcBMBwGCSqGSIb3D
QEJBTEPFw0xNjA0MjgxMDM0NTdaMCMGCSqGSIb3DQEJBDEWBBTLTQarxV7dyga8cQOmMUBQNBc4mTAJBgcqhkjOOAQDBC4wLAIUUOp
%21DiZu22HaQ324gaZTLbbjWqICFCtwUwws0te2HqBON0OF%2faQ%21hLD3; path=/; domain=test.de; secure; HttpOnlyset-cookie
: asdf_SESSIONID=VMoFGADsOTEThFHqCdDaC9mG0O4NLBHmhakAUFaDZVE%3d; path=/; secure; HttpOnlycontent-type
: application/jsoncontent-length: 504x-csrf-token: dZgtpkwUMaN-gQ1X4QEXUw==dataserviceversion: 1.0x-asdf-e2eperf
: { asName: "ldai1_00", asType: "asdf", elapsed: 319, maxMem: 4595, dbTime: 166 }{"error":{"code"
:"005056A509B11EE1B9A8FEC11C21D78E","message":{"lang":"en","value":"Resource not found for the segment
'http:'."},"innererror":{"transactionid":"5721AEEC42F83183E10000000A4DA014","timestamp":"20160428103457
.6579540","Error_Resolution":{"error","Note":"Note 1797736
for error analysis"}}}}<br>
LOL;
preg_match_all('/csrf-token: (.*?==)/im', $string, $token, PREG_PATTERN_ORDER
); $token = $token[1][0];
echo $token;
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