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(PHP 5 >= 5.1.0)
SplFileObject::valid — Not at EOF
Check whether EOF has been reached.
此函数没有参数。
Returns TRUE
if not reached EOF, FALSE
otherwise.
Example #1 SplFileObject::valid() example
<?php
// Loop over a file, line by line
$file = new SplFileObject ( "file.txt" );
while ( $file -> valid ()) {
echo $file -> fgets ();
}
?>