Introduction to the use of php string replacement str_replace() function

str_replace() function replaces some characters in a string with other characters (case sensitive). This article focuses on introducing you to the four uses of the PHP string replacement str_replace() function. Friends who are interested should take a look.

The following article will share with you the four uses of the PHP string replacement str_replace() function. The specific content is as follows:

mixed str_replace ( mixed $search , mixed $replace , mixed $subject [, int &$count ] )

This function returns a String or array. This string or array is the result of replacing all searches in the subject with replace.

1. $search, the string or array to be replaced

2. $replace, the string or array to be replaced

3. $subject, The string or array being queried

4. $count, optional, if specified, will be set to the number of replacements

5. Return value: This function returns the replaced array Or string (newly generated)

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