Mysqli_num_rows() expects parameter 1 to be mysqli_result is one of the most basic kinds of errors that occur in PHP while using MySQLi functions. Warning: Mysqli_num_rows() Expects Parameter 1 to Be Mysqli_result If you are getting this error, don’t panic; there is nothing to worry about because it is not an error actually. Basically, “mysqli_num_rows() […]
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Find Array Length in PHP
There are two main inbuilt functions, count() and sizeof(), to find an array length in PHP. There are other ways to count array length in PHP, but inbuilt functions are a more straight forward and effortless approach to find array length. Count Array Length in PHP count() and sizeof() both functions are inbuilt in PHP […]
How to Set Onclick Function in PHP
Onclick event is one of the most used events in any user interface. As all events on the website are related to UI, and PHP is a back-end language. So, we can not set the direct Onclick event of any PHP function. Wrong Interpretation of Onclick Event in PHP PHP is a popular open-source backend […]
How to jQuery Validation On Button Click
jQuery form validation is one of the easiest ways to validate form fields on any web page. We can validate text fields, text-area fields, email fields, password fields, etc. just by simple jQuery validate() function. To apply validation on a simple web form, we just have to initialize validate() function on page load. But it […]
How to Open a New Web Page On Button Click Using JavaScript
Opening a link or redirecting a user to a new page on our website using a button on click event is possible with JavaScript. Often we use <a> tag to redirect users on a new page or to open a new link. However, on some special occasions, we have to redirect the user on the […]
