string

This tutorial will discuss multiple ways to check if string can be converted to int in PHP. Table Of Contents Method 1: Using is_numeric() function Method 2: Using filter_var() function Method 1: Using is_numeric() function To check if a string can be converted into an integer, we can follow the following steps: First, we need […]

This tutorial will discuss how to check if string contains brackets in PHP. To check if a string contains brackets in PHP, we can utilize regular expressions. The regular expression pattern that should match a string that contains both opening and closing brackets in the correct order is as follows, ‘/(S*)|[S*]|{S*}/’ We can pass this

This tutorial will discuss how to check if object can be converted to string in PHP. To check if an object can be converted into a string in PHP, we need to verify if the class contains a __toString() method. For instance, let’s consider a sample class. We create an object of this class. class

This tutorial will discuss how to check if string contains special characters in PHP. To check if a string contains any Special Character in PHP, we can utilize regular expressions. The regex pattern that we can use is as follows, ‘/[^a-zA-Z0-9s]/’ By passing this regex pattern and the string to the preg_match() function, we can

This tutorial will discuss multiple ways to check if string is boolean in PHP. Table Of Contents Method 1: Using strict comparison Method 2: Using filter_var() function Method 1: Using strict comparison To check if a string contains a boolean value, we can follow these steps: First, we need to convert the given string to

This tutorial will discuss how to check if string is binary in PHP. To check if a string contains only binary numbers, we need to verify that it contains only zeros and ones. We can achieve this using a regular expression pattern i.e. ‘/^[01]+$/’ By calling the preg_match() function in PHP and passing the regex

This tutorial will discuss multiple ways to check if string contains backslash in PHP. Table Of Contents Method 1: Using strpos() function Method 2: Using preg_match() function Method 1: Using strpos() function To check if a string contains a backslash i.e. we can use the strpos() function in PHP. We pass the string as the

This tutorial will discuss how to check if string can be unserialized in PHP. To check if a string can be unserialized in PHP, we can use the unserialize() function. We pass the string as an argument to the function. If the function returns an unserialized value, it means that the given string can be

This tutorial will discuss about a unique way to check if string contains a substring in PHP. To check if string contains a given substring in PHP we can use the strpos() function. It accept a string as the first argument and is substring as a second argument, and returns the index position of the

This tutorial will discuss about unique ways to check if string is an email address in php. Table Of Contents Method 1: Using filter_var() with FILTER_VALIDATE_EMAIL Method 2: Using Regular Expression Summary To check if string is a valid email address or not we are going to use two methods in PHP. Method 1: Using