Take a direct look at the show:
# Psy Shell v0.3.3 (PHP 5.5.30-cli) by Justin hileman>>> ceil ( -0.5) = -0.0>>> max ( -0.0, 0) = 0.0 >>> Max (Ceil ( -0.5), 0) = 0.0
In the above demo, the Ceil function returns a 0.0 when -0.0,max passes the
Current number of APIs 49 common calculations (one) min-find the minimum max-find the maximum abs-absolute value round-rounding the floating-point numbers ceil-returns the smallest integer greater than or equal to the specified expression, and the
A small BUG in maxmin function (PHP) is shown in the following figure:
# Psy Shell v0.3.3 (PHP 5.5.30 — cli) by Justin Hileman>>> ceil(-0.5)=> -0.0>>> max(-0.0, 0)=> 0.0>>> max(ceil(-0.5), 0)=> -0.0
In the above demonstration, the ceil function
ObjectiveIn any language, a function is the most basic constituent unit. What are the features of PHP functions? How is a function call implemented? What is the performance of PHP functions and what are the suggestions for using them?This paper will
HDK (Baidu)ObjectiveIn any language, a function is the most basic constituent unit. What are the features of PHP functions? How is a function call implemented? What is the performance of PHP functions and what are the suggestions for using them?
PHP is one of the most popular web application development languages of the server at present. PHP is mainly characterized by simple and easy to learn grammar, powerful, flexible and easy to use. After merging some of the best features of modern
PHP is one of the most popular web application development languages of the server at present. PHP is mainly characterized by simple and easy to learn grammar, powerful, flexible and easy to use. After merging some of the best features of modern
PHP Math function Summary (classic worth collecting), PHP is worth collecting
This paper summarizes and analyzes the mathematical operation function of PHP. Share to everyone for your reference, as follows:
First, the common function
This paper summarizes and analyzes the PHP mathematical operation function. Share to everyone for your reference, specific as follows:
First, the commonly used function description:
Abs: Get absolute value.
Acos: Gets the inverse cosine value.
PHP mathematical function summary (classic worthy of favorites), php worthy of favorites. PHP mathematical operation functions (classic worthy of favorites), php worthy of favorites This article summarizes and analyzes the PHP mathematical operation
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