$v){//Loop body statement block;}"; 3. In the loop body, use the if statement and is_numeric function to determine whether the array element is a number; 4. If so, use the unset function to delete it."/> $v){//Loop body statement block;}"; 3. In the loop body, use the if statement and is_numeric function to determine whether the array element is a number; 4. If so, use the unset function to delete it.">

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How to delete numbers in string in php

藏色散人
藏色散人Original
2021-02-28 17:59:412570browse

php method to delete numbers in a string: 1. Use the str_split function to split the string into an array; 5. Use foreach to traverse the array, the syntax "foreach ($arr as $k=>$v ){//Loop body statement block;}"; 3. In the loop body, use the if statement and is_numeric function to determine whether the array element is a number; 4. If so, use the unset function to delete it.

How to delete numbers in string in php

The operating environment of this tutorial: Windows 7 system, PHP 8 version, Dell G3 computer.

How to delete numbers in a string in php:

Create a new php file named test.php to explain how to delete numbers in a string in php character.

How to delete numbers in string in php

In the test.php file, use the header() method to set the encoding format of the page to utf-8.

How to delete numbers in string in php

In the test.php file, create a string variable and use the str_split function to split the string into an array.

How to delete numbers in string in php

In the test.php file, use foreach to traverse the array. Within foreach, through the if statement, use the is_numeric function to determine whether the array element is a number. If so, use The unset function deletes it.

How to delete numbers in string in php

In the test.php file, use the implode function to convert the array into a string and use echo to output it.

How to delete numbers in string in php

Open the test.php file in the browser to view the results.

How to delete numbers in string in php

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