# 15 rand

### PHP random function Mt_rand () and Rand () performance comparison _php tutorial

in PHP Mt_rand () and Rand () functions are randomly generated a pure number, they all need me to set up the seed data and then generate, then Mt_rand () and Rand () that performance will be better, the following I have questions to test. Example 1.

### Mt_rand of random functions in PHP () and Rand () performance comparison and analysis _php skills

This paper compares and analyzes the performance problem of random function Mt_rand () and Rand () in PHP. Share to everyone for your reference. The specific analysis is as follows: The Mt_rand () and Rand () functions in PHP can randomly generate a

### php function Mt_rand () and rand () performance test comparison example

This paper compares and analyzes the performance problem of random function Mt_rand () and Rand () in PHP. Share to everyone for your reference. The specific analysis is as follows: in PHP Mt_rand () and Rand () functions are randomly generated a

### PHP random function Mt_rand () and Rand () performance comparison

Example 1. Mt_rand () example The code is as follows Copy Code &lt;?phpEcho Mt_rand (). "N";Echo Mt_rand (). "N";Echo Mt_rand (5, 15);?&gt;The output of the example above is similar to the following:160471601414786132786

### Usage of the rand () function in C + +

Tags: strong gcc nio design integer argc skip [] LogC + + usage of the rand () function in &nbsp;&nbsp;2011-12-30 11:03:59| Category: c/c++| Report | font size SubscriptionOne, C + + cannot use the random () functionThe random function is not an

### The rand () function generated by PHP random number

I believe that you are not unfamiliar with rand () function, many small partners in the development process of this function, all know that this function is generated PHP random number, the rand () function is to return the PHP random number of

### The rand () function in MySQL is used in the detailed

This article mainly introduces the rand () function in MySQL in the use of detailed, is the basic knowledge of MySQL primer, need friends can refer to the The MySQL RAND () function call can produce a random number between 0 and 1: ? 1

### Comparison between functions Rand and Mt_rand in PHP _php tutorial

PHP Functions Rand and Mt_rand 　　 Mt_rand () four times times faster than Rand () 　　 Many of the old libc random number generators have some uncertainties and unknown characteristics and are slow. The rand () function of PHP uses the libc random

### Comparison between the PHP rand () function and the Mt_rand () function

Mt_rand () is four times times faster than Rand (), and many of the old libc random number generators have some uncertainties and unknown characteristics and are slow. The rand () function of PHP uses the libc random number generator by default. The

### Comparison between the rand () function and the Mt_rand () function in PHP

Mt_rand () is four times times faster than Rand (), and many of the old libc random number generators have some uncertainties and unknown characteristics and are slow. The rand () function of PHP uses the libc random number generator by default. The

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