I have this string

名古屋市北区,大曽根３丁目 １３-２V-

in UFT-8 encode, I want to replace (or delete) only japanese numbers with latin numbers

expected result

名古屋市北区,大曽根3丁目 12-2V-

or

名古屋市北区,大曽根丁目 -V-

how can I do it in laravel?

CodePudding user response：

Use regex :

$words = '名古屋市北区,大曽根３丁目 １３-２V-';
$words = preg_replace('/\d /u', '', $words);

dd($words);

Output :

"名古屋市北区,大曽根丁目 -V-"

Explain :

\d

• \d matches a digit zero through nine in any script except ideographic scripts
• matches the previous token between one and unlimited times, as many times as possible, giving back as needed (greedy)

Global pattern flags

• u modifier: unicode. Pattern strings are treated as UTF-16. Also causes escape sequences to match unicode characters

By the way, it works perfectly for :

• Arabic numerals (0, 1, 2, 3, 4, 5, 6, 7, 8, 9)
• Brahmi numerals (