In this section, we will discuss a few basic string functions which are most commonly used in PHP scripts. PHP has two operators and six functions for comparing strings to each other. The strcmp() is an inbuilt function in PHP and is used to compare two strings. Exact Comparisons. These operators implicitly convert the type of a string. Spin Potential, ball COF, string COF: Spin potential is a measure of the sideways "snap-back" of the main strings and the grabbiness of the strings to the ball, both of which, under the proper circumstances, add to spin. In select input field I am selecting value with comparison of strings. Getting length of a String. Operators enable us to perform arithmetic activities, string concatenation, compare values and to perform boolean operations, more...In this article, we will learn string operators given by PHP. Comparing strings seems like an easy task but you will have to remember some key differences when using comparison operators == (equal operator), >= (greater than or equal to), <= (less than or equal to), <> (not equal), > (greater than), < (less than)etc. This function takes two strings str1 and str2 as parameters. 4.6.1. So we need to use some other function to help compare the strings. PHP has a predefined function to get the length of a string. Comparing two strings is one of the most commonly used string operation in programming and web development practices. Strlen() displays the length of any string. This is the string Batemans Bay & Eurobodalla for which == is not working. So PHP will do type juggling before compare using ‘==’ operator ... Or if we comparing a string to a number, PHP will attempt to convert the string to a number then perform a numeric comparison: TRUE: “0000” == int(0) TRUE: “0e12” == int(0) These operators differ in how they deal with non-string operands. Description. But it is not working with string which has & character in it. In PHP, comparison operators take simple values (numbers or strings) as arguments and evaluate to either TRUE or FALSE.Here is a list of comparison operators. You can use the PHP strcmp() function to easily compare two strings. 1. String comparing in PHP is one of the most important part of our projects. Basic PHP String Functions. Comparing Strings. This function is case-sensitive which points that capital and small cases will be treated differently, during comparison. Topic: PHP / MySQL Prev|Next Answer: Use the PHP strcmp() function. … PHP offers different kinds of operators having distinctive functionalities. You can compare two strings for equality with the == and === operators. Let's first learn the types of string operators in php. PHP Comparisons: Strict. I also tried strcmp function but this is also not returning correct value. How to compare two strings in PHP. 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