PHPsubstr_replace () function syntax and parameter _ PHP Tutorial

The syntax and parameters of the PHPsubstr_replace () function. PHPsubstr_replace () function syntax substr_replace (string, replacement, start, length) parameter description string is required. Specifies the string to be checked. Replacement is required. Specifies the PHP substr_replace () function syntax to be inserted.

Substr_replace (string, replacement, start, length)

Parameters	Description
String	Required. Specifies the string to be checked.
Replacement	Required. Specifies the string to be inserted.
Start	Required. Specifies where the string starts replacement. Positive number-inStartOffset start to replace Negative number-the number at the end of the stringStartOffset start to replace 0-START replacement at the first character in the string
Charlist	Optional. Specifies the number of characters to replace. Positive number-length of the string to be replaced Negative number-Number of replaced characters starting from the end of the string 0-insert instead of replace

The http://www.bkjia.com/PHPjc/364579.htmlwww.bkjia.comtruehttp://www.bkjia.com/PHPjc/364579.htmlTechArticlePHP substr_replace () function syntax substr_replace (string, replacement, start, length) parameter description string is required. Specifies the string to be checked. Replacement is required. Specifies...