How does php query the position of a character in a string

Editor to share with you how php query the position of a character in the string. I hope you will get something after reading this article. Let's discuss it together.

How php queries the position of a character in a string: use the strpos () function to query, such as [echo strpos ("You love php, I love php too!", "php");].

This article operating environment: windows10 system, php 7, thinkpad T480 computer.

We are bound to come into contact with a large number of strings when we learn PHP, so what if we want to find the specific position of a character in a string? In fact, it's very simple, because PHP already provides us with functions, so we can just use them.

Let's take a look at this function.

The strpos () function can find the exact location where a string first appears in another string, and returns FALSE if no string is found.

Then let's take a look at how this function is used.

For example, if we want to find the location where "php" first appears in the string, the code is as follows:

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