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Preg_split() can be used with regular expressions to convert strings into arrays in php. The syntax is "preg_split('regular', string, -1, PREG_SPLIT_OFFSET_CAPTURE)"; this function uses a regular expression to Separate a string and store the separated substrings into an array.
The operating environment of this tutorial: windows7 system, PHP version 8.1, DELL G3 computer
In php, you can use preg_split () function works with regular expressions to convert strings into arrays.
Example: Use regular matches to match spaces, use it as a separator, split the string into a substring and store it in an array
Description:preg_split() function separates strings through a regular expression
preg_split ( string $pattern , string $subject [, int $limit = -1 [, int $flags = 0 ]] )
The parameter description is as follows:
Note: This will change each element in the returned array so that each element becomes an array consisting of the 0th element being the separated substring and the 1st element being the offset of the substring in the subject. .
Note: This will change each element in the returned array so that each element becomes a substring separated by the 0th element and the 1st element. The element is an array consisting of the offset of the substring in the subject.
Return value: Returns an array composed of substrings obtained after splitting the subject string using pattern.
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