How to remove last character from string in php

How php removes the last character of a string

This article mainly introduces "how to remove the last character of a string in php". In daily operations, I believe many people have doubts about how to remove the last character of a string in php.After consulting all kinds of materials, I have sorted out a simple and easy-to-use operation method. I hope it will help you to answer your doubts about "how to remove the last character of a string in php"!Next, please follow the editor to learn together!

Two removal methods: 1. Use substr() to remove, just set the second parameter of the function to 0 and the third parameter to (string length-1), the syntax "substr($str,0,strlen($str)-1)".2. Use str_split() to convert the string into a character array, use array_pop() to delete the last element in the character array, and then use implode() to convert the character array back to a string.

The operating environment of this tutorial: windows7 system, PHP8.1 version, DELL G3 computer

Two methods for php to remove the last character of a string

Method 1: Use the substr() function to remove

The

substr() function can truncate a certain length of characters from a specified position in a string.

substr(string,start,length)

parameter	Description
string	Required.Specifies the string of which part is to be returned.
start	Required.Specifies where in the string to start. Positive numbers - start at the specified position in the string Negative numbers - start at the specified position from the end of the string 0 - starts at the first character in the string
length	Optional.Specifies the length of the string to be returned.The default is until the end of the string. Positive - returns from the position of the start parameter Negative numbers - return from end of string

Just set the second parameter of the function to 0 and the third parameter to (string length-1).

";echo "Remove the last character: ".substr($str,0,strlen($str)-1)."
";?>

Method 2: Use str_split()+array_pop()+implode() function

• Use the str_split() function to split a string into an array, that is, convert a string to an array of characters.

• Use the array_pop() function to delete the last character element in a character array

• Use the implode() function to convert the character array back to a string

";$arr=str_split($str);array_pop($arr);echo "Remove the last character: ".implode($arr)."
";?>

At this point, the study on "how to remove the last character of a string in php" is over, and I hope to solve your doubts.The combination of theory and practice can better help everyone learn, go try it!If you want to continue to learn more relevant knowledge, please continue to pay attention to the Yisuyun website, and the editor will continue to work hard to bring you more useful articles!