There has been lots of buzz about many of the new features in PHP 5.4, like the traits support, the short array syntax and all those other syntax improvements. But one set of ch...
JSON is the modern data format used in "AJAX" applications. As the leading language for the Web PHP course has support for handling JSON data: You can pass any data to json_enco...
== is_equal_function -> compare_function != is_not_equal_function -> compare_function === is_identical_function !== is_not_identical_function -> is_identical_function >= ,<= is_...
As of PHP 5.3 web developers can use a wonderful feature of the language, the __invoke() magic method. This enables PHP to provide the Closure class and based on it the ability ...
PHP的缓存有很多种,包括输出缓冲(ob系列函数),opcode缓存(APC,eAccelerator,XCache等扩展实现),这些大家已经很熟悉了,接下来介绍一下一个不太被人注意的PHP缓存机制:realpath_cache。 ...
#define php_memnstr zend_memnstr //在haystack中查找needle,如果不存在返回null,如果存在,返回指向haystack中needle头字符的指针 //needle_len needle指向的字符串长度 //end haysta...
sapi_module_struct.startup static int php_cli_startup(sapi_module_struct *sapi_module) /* {{{ */ { if (php_module_startup(sapi_module, NULL, 0)==FAILURE) { return F...
typedef struct _sapi_module_struct sapi_module_struct; struct _sapi_module_struct { char *name; char *pretty_name; int (*startup)(struct _sapi_module_struct *sapi_m...
#define PHP_FUNCTION ZEND_FUNCTION #define ZEND_FUNCTION(name) ZEND_NAMED_FUNCTION( ZEND_FN(name) ) #define ZEND_FN(name) zif_##name #define ZEND_NAMED_FUNCTION(name) void name(...
In this post I want to investigate the memory usage of PHP arrays (and values in general) using the following script as an example, which creates 100000 unique integer array ele...
Did you know that inserting 2^16 = 65536 specially crafted values into a normal PHP array can take 30 seconds? Normally this would take only 0.01 seconds. This is the code to re...
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