In this article, you will learn how to create an arrow function in PHP. The fn keyword in PHP is used to create arrow functions. Arrow functions are only available in PHP versions 7.4 and up. Arrow functions have access to all variables from the scope in which they were created. what is the syntax …
In this article, you will learn how to create a for loop in PHP. The for keyword in PHP is used to create a for loop, which loops through a block of code a specified number of times. examples of the FOR keyword Example 1. In this example, we print even numbers less than 10.
In this article, you will learn about endif keyword in PHP. The endif keyword in PHP is used to mark the end of an if conditional which was started with the if(…): syntax. It also applies to any variation of the if conditional, such as if…elseif and if…else. examples of the ENDIF keyword Example 1. …
In this article, you will learn about preg_filter method in PHP. The preg_filter() function returns a string or array of strings in which matches of the pattern have been replaced with the replacement string. If the input is an array, this function returns an array. If the input is a string then this function returns …
In this article, you will learn about the preg_grep function in PHP. The preg_grep() function in PHP returns an array containing only elements from the input that matches the given pattern. what is the syntax of the PREG_GREP function in php? Parameter Description pattern Required. Contains a regular expression indicating what to search for input …
In this article, you will learn how to match a pattern in the PHP string. The preg_match() function in PHP returns whether a match was found in a string. what is the syntax of the PREG_MATCH function in php? Parameter Description pattern Required. Contains a regular expression indicating what to search for input Required. The …
In this article, you will learn how to get the count of matches of a pattern in PHP string. The preg_match_all() function in PHP returns the number of matches of a pattern that were found in a string and populates a variable with the matches that were found. what is the syntax of the PREG_MATCH_ALL …
In this article, you will learn about preg_last_error() method in PHP. The preg_last_error() function in PHP returns an error code for the most recently evaluated regular expression. The returned value will match one of the following constants: what is the syntax of the PREG_LAST_ERROR function in php? examples of the PREG_LAST_ERROR function Example 1. In …
In this article, you will learn how to find and replace string in PHP. The preg_replace() function in PHP returns a string or array of strings where all matches of a pattern or list of patterns found in the input are replaced with substrings. what is the syntax of the PREG_REPLACE function in php? Parameter …
In this article, you will learn about preg_replace_callback() method in PHP. The preg_replace_callback() function in PHP returns a string where all matches of the expression are replaced with the substring returned by the callback function. This function uses an expression and a callback function. what is the syntax of the PREG_REPLACE_CALLBACK function in php? Parameter …
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