1--TEST-- 2Bug #71827 (substr_replace bug when length type is string ) 3--FILE-- 4<?php 5$line = str_repeat(' ',20); $value ='03'; $pos=0; $len='2'; 6$line = substr_replace($line,$value,$pos,$len); 7echo "[$line]\n"; 8?> 9--EXPECT-- 10[03 ] 11