If Else Function

Mobile phone has been intelligent, the router has been intelligent, television has been intelligent, and even cars are beginning to intelligent road, what else can not be intelligent? 　　Recently this time, Lenovo's creation competition in full swing, within 53 days, a total of 53,162 participants, 91,665 works, official website access to more than 3.9 million platform, netizens vote interactive volume nearly 700,000. 　　The entire competition covers the intelligent electronics, wisdom, digital vision, innovative costumes Four major sections, the current generation of 44 strong. Of these 44 strong works, two are particularly interesting, one ...

php tutorial image upload code (with thumbnails and add watermarking function) This picture upload source code is a can upload pictures and also has to upload images generated thumbnails and watermarking Oh, can be said to be a perfect Image upload category Oh. class upfile {public $ filepath = "www.jzread.com/"; / / upload files stored in the folder public $ filesize = 10 ...

This is a PHP string truncation function Oh, this is a Chinese string support oh, it can intercept html and Chinese and Western mixed content, and the html tag is not Count in the character interception, if the html tag is not closed, the program will automatically filter extra tags. * / function mysubstr ($ str, $ length) {$ ...

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Recently in the preparation of a library management program, you need to verify the correctness of the ISBN code of the book, check some information to understand the composition of the ISBN code of the book, the details can refer to: ISBN - Wikipedia, the following is a brief description of what ISBN code: International Standard Book Number (ISBN; is-ben), is an internationally accepted or independent publication (except for regularly published journals). Publishers can be clear by ISBN ...

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Define function note the symbol used by the function is: = Unary function f (x): =expr Example: (%I1) F (x): = 1+x; (%o1) F (x): = 1 + x (%I2) F (2);(%o2) 3 multi-function f (x,y): =expr; Example: (%i3) f (x, Y): =y^2+x^2;&http://www.aliyun.com/zixun/aggregation/37954.ht ...

The http://www.aliyun.com/zixun/aggregation/11448.html "> Design method of community game function can determine whether this function can be accepted by community users and can reduce the time cost of development." Functional design is divided into two stages: functional play design and functional improvement. Two stages are essential, and the center of gravity of the design is different. Functional design Method Summary of the eight words: "Goals, glory, interaction, surprise." And the function of the perfect method summed up six ...

PHP Tutorial Conversion timestamps for the common date format and calculation time difference: The default return type is "minutes" function trans_time ($ timestamp) {if ($ timestamp <1) echo 'invalid unix timestamp'; else return date ("ymd h: i: s ", $ timestamp);} // Get ip function g ...

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