PHP Explode Get String Between Two Variables

function imnobby_custom_explode($from_1, $from_2, $output){
 
 $value_1 = explode($from_1, $output);
 $value_2 = explode($from_2, $value_1[1]);
 $tmphtml = $value_2[0];
 
 return $tmphtml;
 
}

// $output = imnobby_custom_explode("from text", "to text", "this will get the text between the from text and to text");

function imnobby_custom_explode_all($from_1, $from_2, $output){
 
 $tmphtml_array = array(); 
 $value_1 = explode($from_1, $output);
 
 for ($i=1; $i<sizeof($value_1); $i++){ 
   $value_2 = explode($from_2, $value_1[$i]);
   array_push($tmphtml_array, $value_2[0]); 
 } 
 return $tmphtml_array; 
}