We have used preg_replace() used to extract those characters from the strings to get the desired output. In the above example, a string "$str" contains non-alphanumeric characters. Related functions: ltrim() - Removes whitespace or other. Heres how to strip a string of all symbols and characters other than alphanumeric letters and numbers from your file or database. Example Output tutorialspoint Explanation The trim() function removes whitespace and other predefined characters from both sides of a string. Let's demonstrate with an example to remove non-alphanumeric characters from a string with the help of preg_replace() function. This is an optional parameter, if specified then this variable will be filled with the number of replacements done. Lets take a look at the following example to see how it. The maximum possible replacements for each pattern in each subject string count You can simply use the PHP strreplace() function to strip or remove all spaces inside a string. The string or an array with strings to search and replace. This parameter may contain a string or an array with strings to replace. This parameter contains the pattern to search for. Let's discuss the parameters of the function underneath. Preg_replace(pattern,replacement,subject,limit,count ) The preg_replace() function is an inbuilt function in PHP which is used to perform a regular expression for search and replace the content. Use the PHP trim() function to remove whitespaces or other characters from both ends of a string.We can remove non-alphanumeric characters from the string with preg_replace() function in PHP.Output: api/v1/posts Code language: plaintext ( plaintext ) Summary To remove the slashes ( /) from both ends of the URI, you can use the trim() function:
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