php boolval

In PHP, when other types are converted to the Bool type, the following error occurs: if (true = 2) in PHP, Will true or false be returned? The result is true. in this case, I will test other php Data types. Conclusion: When converted to the

This article summarizes some situations when PHP is transitioned to Boolean (bool). It is very simple. if you need it, you can refer to the following questions: in PHP, if (true = 2) will return true or false? The result is true. in this case, I

This article summarizes some situations when PHP is transitioned to Boolean (bool). It is very simple. if you need it, you can refer to the following questions: in PHP, if (true = 2) will return true or false? The result is true. in this case, I

PHP (Hyper-text preprocessor) Definition:PHP (Foreign name: Php:hertext Preprocessor, Chinese name: "Hypertext Preprocessor") is a common open-source scripting language. The grammar absorbs the C language, Java and Perl features, is conducive to

PHP supports 8 of original data types. Four scalar types: ? Boolean (Boolean) ? Integer (integral type) ? Float (floating point type, also called double) ? String (strings) Two types of composite: ? Array (arrays) ? Object (Objects) Finally,

This article mainly introduced the PHP implementation of the custom Image Center clipping function, combined with an example of PHP for image acquisition, calculation, cutting, saving and other related operations skills, the need for friends can

PHP type overview PHP supports eight original data types Four scalar types: Boolean (boolean) integer (integer) float (float type, also known as double) string (string) Two composite types: Array (array) object (object) There are two special

This paper describes the custom Image Center clipping function implemented by PHP. Share to everyone for your reference, as follows: The general idea of Image center cut: 1. First zoom the image so that the scaled image can cover the cut area

The general idea of Image center cut:1. First zoom the image so that the scaled image can cover the cut area exactly. (imagecopyresampled― resample Copy part of image and resize)2. Place the zoomed image in the middle of the clipping area. (Part of

What new features will be present in PHP 5.5? 2013-01-25 ? PHP 5.4 was released four months ago, now look at the next version of PHP seems a little early, but I still want to give you some of the new features PHP5.5 will bring. Note: PHP5.5 is