Little White must see 6 steps to learn PHP 10 tips

in this era of lifelong learning, the era of information flooding, we need the ability not to recite the corresponding knowledge points, but to master the way of learning. Learningso is PHP, and sometimes tricks and steps are much more effective than hard work. The following small series to share with you study6 of PHPa step (just a brief summary) and10 tips.  

1. First, you need to familiarize yourself with the basic elements of Html/css/js and other Web pages, and you can make simple Web pages and be familiar with element attributes . ;

2. Understand the concept of dynamic language and operation mechanism, familiar with basic PHP syntax ;

3. Learn how to combine PHP with HTML to complete a simple dynamic page ;  

4. Contact Learning MySQL and start designing the database ;

5. constantly consolidate PHP syntax, familiarize yourself with most common PHP functions, understand object-oriented programming, MySQL optimization, and some templates and frameworks ;

6. finally complete a full-featured dynamic site .

These courses are available for free at the website of Qian Feng Education, and there are many more surprises waiting for you at the website of Qian Feng Education.

Understand After PHP, people will find that simply follow their own ideas to solve the problem is often a wrong way.  Therefore, the following 10 development skills to share to everyone, so that everyone in the development process more smoothly.

1, foreach more efficient, try to use foreach instead of while and for Loop ;

2. do not declare variables inside loops, especially variables such as objects ;

3. In multiple nested loops, if possible, the longest loop should be placed in the inner layer, with the shortest loop in the outer layers, thus reducing the number of times the CPU crosses the loop layer, optimizing program performance ;

4. Use single quotes instead of double quotation marks to reference strings for PHP performance optimizations ;

5. replace i=i+1 with i+=1. In line with the C + + habit, the efficiency is high ;

6. Optimizing The Select SQL statement and minimizing the insert and update operations for PHP performance optimization when possible ;

7. use PHP intrinsic functions whenever possible ;

8. as much as possible to file operations, although the PHP file operation efficiency is not low ;

9. do not use regular expressions when you can use PHP internal string manipulation functions ;   

10. When you can use file_get_contents instead of file, fopen, feof, Fgets and other series of methods, try to use file_get_contents, because it is much more efficient.

on the PHP Learning has a general understanding, and then learn it will not be too unfamiliar and inferiority discouraged, but will produce greater enthusiasm. and the above 10 development skills can let everyone in the future study more smoothly, so want to learn PHP, the first of these 10 skills to master well!

Little White must see 6 steps to learn PHP 10 tips