str_replace() Replaces some characters in a string (case-sensitive) str_rot13() Performs the ROT13 encoding on a string str_shuffle() Randomly shuffles all characters in a string str_split() Splits a string into an array str_word_count() Count the number of words in a string strcasec...
Last update on December 20 2024 10:25:32 (UTC/GMT +8 hours)Write a PHP script to replace multiple characters from the following string.Sample String : '\"\1+2/3*2:2-3/4*3'Sample Solution:PHP Code:<?php $my_str = '\"\1+2/3*2:2-3/4*3'; // Define the original string. ...
function safe_replace($string) { $string = str_replace('%20','',$string); $string = str_replace('%27','',$string); $string = str_replace('%2527','',$string); $string = str_replace('*','',$string); $string = str_replace('"','"',$string); $string = str_replace(...
substr_replace( array|string $string, array|string $replace, array|int $offset, array|int|null $length = null): string|array substr_replace() 在字符串 string 的副本中将由 offset 和可选的 length 参数限定的子字符串使用 replace 进行替换。 参数...
Return information about characters used in a string 返回字符串所用字符的信息 crc32() Calculates the crc32 polynomial of a string 计算一个字符串的 crc32 多项式 crypt() One-way string hashing 单向字符串散列 echo() Output one or more strings ...
Yes, str_replace() is efficient and can handle large strings and datasets effectively. Can I use str_replace() to replace special characters? Absolutely! str_replace() can replace any character, including special characters, in a string. ...
To replace space with dash or hyphen in PHP, you can use thestr_replace()function. Thestr_replace()function accepts three parameters: The characters or string you want to replace The characters or string to replace the existing characters ...
Using the PCRE unicode character class \p{P} (or \pP) we can remove all unicode punctuation characters from a string like so: $string = 'Hello, how are you?'; echo preg_replace('/\p{P}/', '', $string); // output: 'Hello how are you'; There are, of course, other PHP ...
Controlling how many characters to replace If you’d prefer not to replace everything up to the end of the string, you can specify an optional fourth argument: the number of characters to replace. For example: $myString = "Nothing was stirring except a brindled, grey cat"; ...
In order to go from the start of the string to the following 30 characters, you need to replace int $start with 0 and replace int $width with 30. This looks like the following function: $first_part_of_string = mb_strimwidth($string, 0, 30, '...'); For our specific example, we...