This article mainly introduces PHP to obtain file relative path, through the custom function to obtain the file relative path function, has certain reference value, the need friend may refer to the next
This article illustrates how PHP obtains a file relative path. Share to everyone for your reference. The implementation methods are as follows:
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<?php $a = '/a/b/c/d/e.php '; $b = '/a/b/12/34/c.php '; //.. /.. /12/34/c.php Echo Getrelativelypath ($a, $b); Find $b relative path function Getrelativelypath ($a, $b) {$a =explode ('/', $a), $b =explode ('/', $b); Var_dump ($a);//print_r ($ b); $c =array_values (Array_diff ($a, $b)); $d =array_values (Array_diff ($b, $a)); Var_dump ($c); Var_dump ($d); Array_pop ($c); foreach ($c as & $v) {$v = '.. ';} var_dump ($c); Var_dump ($d); $arr =array_merge ($c, $d); Var_dump ($arr); $str =implode ("/", $arr); Echo $str; } |
I hope this article will help you with your PHP program design.