[PHP source code reading] count function, php source code count function. [PHP source code reading] count function, php source code count function in PHP programming, when traversing the array, it is often necessary to calculate the length of the
[PHP source reading]count function, PHP source Count function
In PHP programming, when iterating over an array, it is often necessary to calculate the length of the array as the judgment condition for the end of the loop, and in PHP the operations
: This article mainly introduces php programming notes. if you are interested in PHP tutorials, please refer to them. Three methods for php to obtain POST data
Php image watermarking source code
Php + ajax + json is the simplest example.
Php Chinese
Php programming notes-three methods for obtaining POST data from small_123 php
Php image watermarking source code
Php + ajax + json is the simplest example.
Php Chinese character to pinyin source code
Php traverses the Directory, generates the md5
Three ways to get post data from PHP
PHP image plus watermark source code
One of the simplest examples of Php+ajax+json
PHP Chinese Pinyin Source code
PHP iterates through directories, generates MD5 values for each file in the directory, and writes
In-depth understanding of the Count function in PHP, in-depth understanding of Phpcount
In PHP programming, when iterating over an array, it is often necessary to calculate the length of the array as the judgment condition for the end of the loop,
PHP development of common string manipulation functions, PHP development of String functions
1, stitching strings The concatenation of strings is one of the most commonly used string operations, and in PHP there are three ways to stitch strings,
PHP source code reading: in PHP programming, when traversing an array, the count function often needs to calculate the length of the array as the condition for judging the end of the loop, in PHP, array operations are very frequent, so count is also
is the internal implementation of the count (array) and strlen (string) of PHP a direct display of a length variable, or how many elements are there in a number of times?It's about my understanding of the efficiency of these 2 functions.I hope that
In PHP programming, in the traversal of the array often need to calculate the length of the array as the end of the cycle of judgment conditions, while in PHP, the operation of the array is very frequent, so count is a common function, the following
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