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str_get_between PHP function

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myvesta 2023-03-11 10:40:40 +01:00 • committed by GitHub
parent 38137b3ba9
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30
func/string.php
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@ -11,3 +11,33 @@ function myvesta_replace_in_file($find, $replace, $file) {
$r=file_put_contents($file, $buf);
return $r;
}
function myvesta_str_get_between (&$text, $left_substring, $right_substring, $start=0, $do_not_return_left_substring=1, $do_not_return_right_substring=1, $left_substring_necessary=1, $right_substring_necessary=1)
{
$from_null=0;
$pos1=strpos($text, $left_substring, $start);
if ($pos1===FALSE)
{
if ($left_substring_necessary==1) return "";
$pos1=$start;
$from_null=1;
}
if ($do_not_return_left_substring==1)
{
if ($from_null==0) $pos1=$pos1+strlen($left_substring);
}
$pos2=strpos($text, $right_substring, $pos1+1);
if ($pos2===FALSE)
{
if ($right_substring_necessary==1) return "";
$pos2=strlen($text);
}
if ($do_not_return_right_substring==1) $len=$pos2-$pos1;
else $len=($pos2-$pos1)+strlen($right_substring);
$slen=strlen($text);
if ($pos1+$len>$slen) $len=$slen-$pos1;
return substr($text, $pos1, $len);
}