How to limit the length of characters in php and how to get rid of it

Calculate the character length of a string with multibyte mb_strlen ().

Intercept characters of a specified length with mb_substr ().

It is impossible to intercept non-Latin words (such as Arabic and Chinese) correctly by using strlen, which is nominally for Latin, but actually for byte bytes in the code.

Is rhinoplasty risky?

Why are there three eyelids? Dr. Hong Xingping from Angel, how about using Cosmetic Contact Lenses to repair the triple eyelid?

Standards for assessing military disability levels from 1 to 10

Where is the Shenzhen Luohu isolation point?

How about Chongqing Green Hospital?

Zeng Li came to play in the gym. The shot of getting off the car is so beautiful. After many years of debut, what are her outstanding works?

Introduction of Lishui Haunted House Tourist Attractions Where is Lishui Haunted House in Zhejiang?

I'm practicing the basics of parkour. I'll ask the parkour. Now I'm practicing my leg strength. I run 2km every day, do 100 squats and 100 leg changes.

Overview of Xiaozhuang Hospital

Are impact crushers and sand makers the same? Is there no difference at all?