PHP preg_split匹配除空行之外的每一行

Question

How to exclude empty lines in pref_split.

example: https://www.phpliveregex.com/p/qRm#tab-preg-split

Answer 1

Use the PREG_SPLIT_NO_EMPTY flag:

$string = "Name|name
Last|f_name
";
print_r(preg_split('/\R/', $string, -1, PREG_SPLIT_NO_EMPTY));

Output:

Array (
    [0] => Name|name
    [1] => Last|f_name 
)

Demo on 3v4l.org