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How to remove leading and trailing spaces from a string in PHP_PHP Tutorial
- WBOYOriginal
- 2016-07-21 15:18:48875browse
The first method: Use PHP’s built-in function
/*
trim to remove spaces at both ends of a string,
rtrim is to remove spaces from the right side of a string,
ltrim removes spaces from the left of a string.
*/
?>
echo trim("space")."
";
echo rtrim("space"). "
";
echo ltrim(" space")."
";
?>
The second method: replace by regular expression, more powerful
php removes leading and trailing spaces from strings (including full-width spaces)
Copy code The code is as follows:
$ str=" Script Home www.jb51.net ";
$str = mb_ereg_replace('^( | )+', '', $str);
$str = mb_ereg_replace('( | )+$ ', '', $str);
echo mb_ereg_replace(' ', "n ", $str);
?>
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