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@ 2019-11-25T01:04:13Z

<?php

$data = <<<EOL
name.lastname
name.lastname
name.lastname
myname.mylastname
name.lastname
EOL;

$path = 'php://temp';
$handle = fopen($path, 'w+b');
fputs($handle, $data);
rewind($handle);

$username = 'myname.mylastname';
$liste = false;

while (false !== ($line = fgets($handle))) {
    if (trim($line) === $username){
        $liste = true; 
        break;
    }
}
fclose($handle);

var_dump($liste);

Output
Performance
VLD
References
Branches

var_dump: documentation ( source)
trim: documentation ( source)
fclose: documentation ( source)
fgets: documentation ( source)
rewind: documentation ( source)
fputs: documentation ( source)
fopen: documentation ( source)

preferences:dark modelive previewkey bindings

27.78 ms | 410 KiB | 5 Q