How to intercept the last few digits of a string in php

substr()

substr() function is used to get a part of a string and return a string.

Syntax:

string substr ( string string, int start [, int length] )

Parameter description is as follows:

Example:

$str_bh='123456789';$abc=substr($str_bh,-4);
echo $abc;

Output:

6789

<?php
echo substr("Hello world!",6,5);
?>

Output:

world

<?php
echo substr(&#39;abcdef&#39;, 1);
?>

Output:

bcdef

Related recommendations: "php Basic Tutorial"

strstr()

Find the first occurrence of a string in another string and return all characters from that position to the end of the string. If not found, return FALSE.

Syntax:

string strstr ( string string, string needle )

Parameter description is as follows:

Example:

<?php
$email = &#39;user@5idev.com&#39;;
$domain = strstr($email, &#39;@&#39;);
echo $domain;
?>

Output:

@5idev.com

strrchr()

#Find the last occurrence of a string in another string and return from that position to the end of the string All characters, if not found, returns FALSE.

Syntax:

string strrchr ( string string, string needle )

This function behaves the same as the strstr() function. For the meaning of the parameters, please refer to the strstr() function parameter description above.

Example:

<?php
$str="AAA|BBB|CCC";
echo strrchr($str, "|");
?>

Output:

|CCC

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