Search results
We can use printf() or sprintf() function. $format= "%'X25s"; printf($format, "JOHNDOESMITH"); // Prints a formatted string. $output = sprintf($format, "JOHNDOESMITH"); // Returns a formatted string. Use the str_pad function:
PHP has a set of built-in functions that you can use to modify strings. The strtoupper() function returns the string in upper case: The strtolower() function returns the string in lower case: The PHP str_replace() function replaces some characters with some other characters in a string. Replace the text "World" with "Dolly":
str_pad — Pad a string to a certain length with another string; str_repeat — Repeat a string; str_replace — Replace all occurrences of the search string with the replacement string; str_rot13 — Perform the rot13 transform on a string; str_shuffle — Randomly shuffles a string; str_split — Convert a string to an array
PHP provides many built-in functions for manipulating strings like calculating the length of a string, find substrings or characters, replacing part of a string with different characters, take a string apart, and many others. Here are the examples of some of these functions.
Internally, PHP strings are byte arrays. As a result, accessing or modifying a string using array brackets is not multi-byte safe, and should only be done with strings that are in a single-byte encoding such as ISO-8859-1.
10 cze 2010 · For getting a substring of UTF-8 characters, I highly recommend mb_substr -> mb_substr($utf8string,0,5,'UTF-8'); You would avoid wrong lenght of the slice this way. From php 4.0.6 , there is a function for the exact same thing. function mb _ strimwidth can be used for your requirement. echo mb_strimwidth("Hello World", 0, 10, "..."); //Hello W...
20 mar 2024 · PHP offers a wide range of built-in functions for string manipulation, including functions for finding the length of a string, converting cases, trimming whitespace, and extracting substrings. Additionally, regular expressions in PHP enable advanced pattern matching and manipulation of strings.
