How to Remove Special Characters from String In PHP

One useful function that can be used to remove special characters from a string is the str_replace() function. The empty string must be used to the replace character in this function to remove the specified character.

1. How remove all special characters from a string in PHP?
2. How do I remove special characters from a string?
3. Can you remove a character from a string?
4. How do I remove special characters in HTML?
5. How do I allow special characters in PHP?
6. How can I remove last character from a string in PHP?
7. How do I remove special characters from a string in C++?
8. How do I remove special characters from a string in Excel?
9. How do I remove the last character of a string?
10. How do I remove a specific character from a string in Python?
11. How do you remove all occurrences of a character from a string in Java?
12. How do I remove a character from a string in Python?

How remove all special characters from a string in PHP?

function clean($string) $string = str_replace(' ', '-', $string); // Replaces all spaces with hyphens. $string = preg_replace('/[^A-Za-z0-9\-]/', '', $string); // Removes special chars. return preg_replace('/-+/', '-', $string); // Replaces multiple hyphens with single one.

How do I remove special characters from a string?

Example of removing special characters using replaceAll() method

1. public class RemoveSpecialCharacterExample1.
2. public static void main(String args[])
3. String str= "This#string%contains^special*characters&.";
4. str = str.replaceAll("[^a-zA-Z0-9]", " ");
5. System.out.println(str);

Can you remove a character from a string?

The idea is to use the deleteCharAt() method of StringBuilder class to remove first and the last character of a string. The deleteCharAt() method accepts a parameter as an index of the character you want to remove. Remove last character of a string using sb.

How do I remove special characters in HTML?

This might work well to remove special characters. What I have done was to use: html_entity_decode , then use strip_tags to removed them. <? php $str = "\x8F!!!"; // Outputs an empty string echo htmlentities($str, ENT_QUOTES, "UTF-8"); // Outputs "!!!" echo htmlentities($str, ENT_QUOTES | ENT_IGNORE, "UTF-8"); ?>

How do I allow special characters in PHP?

Tip: To convert special HTML entities back to characters, use the htmlspecialchars_decode() function.
...
The predefined characters are:

1. & (ampersand) becomes &amp;
2. " (double quote) becomes &quot;
3. ' (single quote) becomes &#039;
4. < (less than) becomes &lt;
5. > (greater than) becomes &gt;

How can I remove last character from a string in PHP?

To remove special characters, you will need to use the mb_substr function instead: //Use mb_substr for special characters. $string = mb_substr($string, 0, -1); If you change substr to mb_substr, you will see that the special character has been successfully removed.

How do I remove special characters from a string in C++?

This post will discuss how to remove certain characters from a string in C++.

1. Using std::remove function. The recommended approach is to use the std::remove algorithm that takes iterators at the beginning and end of the container and the value to be removed. ...
2. Using std::remove_if function.

How do I remove special characters from a string in Excel?

Hold down the ALT + F11 keys to open the Microsoft Visual Basic for Applications window. 2. Click Insert > Module, and paste the following code in the Module Window. Note: In the above code, you can change the special characters #$%()^*& to any others that you want to remove.

How do I remove the last character of a string?

There are four ways to remove the last character from a string:

1. Using StringBuffer. deleteCahrAt() Class.
2. Using String. substring() Method.
3. Using StringUtils. chop() Method.
4. Using Regular Expression.

How do I remove a specific character from a string in Python?

Use str. replace() to remove specific characters

Call str. replace(old, new) with the character to remove as old and the empty string "" as new . Assign the resultant string to the original string's variable.

How do you remove all occurrences of a character from a string in Java?

In Java, there is a string replace function that replaces all the occurrences of a given character with a new character. In this Java program, delLastCharStr. replace(del_lch, Character. MIN_VALUE); replace del_lch with minimum character that is empty.

How do I remove a character from a string in Python?

Python string translate() function replace each character in the string using the given translation table. We have to specify the Unicode code point for the character and 'None' as a replacement to remove it from the result string. We can use ord() function to get the Unicode code point of a character.