PHP comparison of similar string methods _php tips

The examples in this article describe how PHP compares similar strings. Share to everyone for your reference. The specific analysis is as follows:

This compares the similarity of two strings through the Similar_text function of PHP.

$word 2compare = "stupid";
$words = Array (
  ' stupid ', '
  Stu and PID ',
  ' hello ',
  ' foobar ',
  ' stpid ',
  ' upid ',
  ' Stuuupid ',
  ' sstuuupiiid ',
);
while (the list ($id, $str) = each ($words)) {
  Similar_text ($str, $word 2compare, $percent);
  print "Comparing ' $word 2compare ' with ' $str ':";
  Print round ($percent). "%\n";
}
/*
Results:
comparing ' stupid ' with ' stupid ': 100% comparing ' stupid ' with
' Stu and pid ': 71%
Comparing ' stupid ' with ' hello ': 0% comparing ' stupid ' and ' foobar ': 0% comparing ' stupid ' with ' stpid '
: 91%
  comparing ' stupid ' with ' upid ': 80%
comparing ' stupid ' and ' stuuupid ': 86% comparing ' stupid ' with ' sstuuup
IIId ': 71%
*

I hope this article will help you with your PHP program design.