php rand() function
Translation results：
UK [rænd] US [rænd]
n. The padding between the heel of the shoe and the sole, edge
Plural: rands rand
php rand() functionsyntax
How to use the rand() function?
php rand() function means to get a random number from the parameter range. The syntax is rand(X,Y). It gets a random number from the two parameter ranges. The random number is greater than or equal to X or Less than or equal to Y
Function:Get a random number from the parameter range
Syntax:rand(X,Y)
Parameters:
| Parameters | Description |
| X | Represents the minimum number in the range |
| Y | Represents the maximum number in the range |
Instructions: Get a random number from the range of two parameters, the random number is greater than or equal to X or less than or equal to Y
php rand() functionexample
<?php $i = 1; $j = 9; $k = rand($i,$j); echo "取得的随机数为".$k; ?>
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Output:
随机输出1-9之间的一个整数
<?php echo rand(1,100); ?>
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Output:
随机输出1-100之间的一个整数