A simple way to generate random colors in php_php tips

The example in this article describes how to simply generate random colors in PHP. Share it with everyone for your reference, the details are as follows:

<?php
  //第一种方法：
   $rand = array('0', '1', '2', '3', '4', '5', '6', '7', '8', '9', 'a', 'b', 'c', 'd', 'e', 'f');
  $color = '#'.$rand[rand(0,15)].$rand[rand(0,15)].$rand[rand(0,15)].$rand[rand(0,15)].$rand[rand(0,15)].$rand[rand(0,15)];
  echo $color."<br/>";
  //第二种方法：
   printf( "#%06X\n", mt_rand( 0, 0xFFFFFF ));
?>

The running results are as follows:

#4338cd
#7EF5B8

For color value conversion and acquisition, you can also refer to the online tools of this site:

RGB Color Coding Generator

Online web color matching tool

RGB Color Query Comparison Table_Color Code Table_Complete English Names of Colors

Readers who are interested in more PHP-related content can check out the special topics on this site: "Comprehensive collection of PHP array (Array) operation skills", "Summary of PHP mathematical operation skills", "Summary of PHP graphics and image operation skills", "Summary of PHP operation skills for office documents (including word, excel, access, ppt)", "PHP date and time usage Summary》, "php object-oriented programming introductory tutorial", "php string (string) usage summary", "php mysql database operation introductory tutorial》and《Summary of common database operation skills in PHP》

I hope this article will be helpful to everyone in PHP programming.