By supplying no start or length arguments, the string will be added to the beginning : substr_replace « String « PHP

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PHP » String » substr_replace

By supplying no start or length arguments, the string will be added to the beginning


 

<?php



  $mystring = substr_replace("Hello World", "H3110 W0r1d!", 0, 0);

  echo $mystring . "<br />"; //Echos H3110 W0r1d!Hello World

  

  $mystring = substr_replace("Hello World", "0 w0", 4, 4);

  echo $mystring; //Echos Hell0 w0rld.

  

?>

Related examples in the same category

1.	PHP has two main functions for performing simple search-and-replace operations. The first one is substr_replace
2.	Replacing Substrings: string substr_replace ( string str, string replacmnt, int start [, int len] )
3.	Replacing a Portion of a String Using substr_replace()
4.	Replacing a substring with substr_replace()
5.	substr_replace() function replaces the string with replacement.
6.	substr_replace.php

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