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picasso250/get_first_line.php

Created February 23, 2018 07:08
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get first line of file content
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get_first_line.php
<?php
function get_first_line($content) {
$pos = -1;
do {
$pos = strpos($content, "\n", $pos+1);
$found = trim(substr($content, 0, $pos));
// http://blog.sina.com.cn/s/blog_49f914ab0101eyjj.html
} while (trim(substr($content, 0, $pos), "\r\n\t \xEF\xBB\xBF") === "");
return substr($content, 0, $pos);
}
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