get domain from url in php

To get the domain from a URL in PHP, the built-in parse_url() function is the recommended method.  Using parse_url() (Recommended)  The parse_url() function can extract various components of a URL string, including the host.  php Note: If the input URL is missing the scheme (http:// or https://), parse_url() might not work as expected. You can add a default scheme if one is not present in the […]

To extract a substring in PHP based on the first occurrence of another matching substring or character, you can use a combination of the built-in functions strpos() and substr(), or the specialized function strstr().  Here are the most common methods: Method 1: Using strpos() and substr() This method is highly flexible and works across all PHP versions. strpos() finds the position of the first […]

To truncate a string in PHP if its length exceeds a specified limit, the substr() function is commonly used. Here is an example of how to truncate a string and append an ellipsis if it exceeds a certain length: In this example:

To get the day from a date in PHP, you can use the date() function in conjunction with strtotime() or the DateTime class. 1. Using date() and strtotime(): The date() function formats a local date/time, and strtotime() parses an English textual datetime description into a Unix timestamp. 2. Using the DateTime class: The DateTime class provides a more object-oriented approach to working with dates and times. Explanation of Format Characters:

Got it You want to count occurrences of values in a specific column, but only when a condition on another column is met. Example CSV (data.csv): Task Count how many times each city appears, but only where status = ‘active’. PHP Code: Output: Explanation:

You can easily get the occurrences (frequency count) of values from a specific column in a CSV file using PHP’s built-in functions. Here’s a step-by-step example: Example: Count occurrences of values in a specific column of CSV Suppose you have a CSV file like this (data.csv): And you want to count how many times each […]

Here’s how you can declare an array in plain PHP, shuffle it, and traverse it: Explanation: If you wanted the shuffled result without modifying the original array, you could use:

For reading more than 15 lakh (1.5 million) records efficiently in PHP, you need to optimize memory usage and speed. Here’s a comprehensive recommendation: Recommended Approach: Use JSON or CSV with Streaming If you’re dealing with data files (like .json, .csv, or .txt), use a streaming parser instead of loading the entire file into memory. […]

Best Choice: CSV (for large flat data) Reason: Example: Efficient CSV Reading in PHP (Memory-Friendly) $handle = fopen(“bigdata.csv”, “r”);if ($handle !== FALSE) { while (($row = fgetcsv($handle, 0, “,”)) !== FALSE) { // Process each row (e.g., insert into DB, print, etc.) // Example: // print_r($row); } fclose($handle);} $count = 0;while (($row = fgetcsv($handle, 0, […]

1. Basic Difference Feature CSV JSON Format Comma-separated values (plain text) JavaScript Object Notation (structured) Structure Tabular (rows and columns) Hierarchical (key-value, nested) Human readable Yes Yes Size Smaller (usually) Slightly larger due to syntax Use case Spreadsheet-like data API responses, configs, complex data 2. How to Read CSV in PHP $csvFile = fopen(“data.csv”, “r”);while […]