1--TEST-- 2Test strrchr() function : usage variations - binary safe 3--FILE-- 4<?php 5/* Test strrchr() function: with binary values & null terminated strings passed to 'str1' & 'str2' */ 6 7echo "*** Test strrchr() function: binary safe ***\n"; 8$haystacks = array( 9 "Hello".chr(0)."World", 10 chr(0)."Hello World", 11 "Hello World".chr(0), 12 chr(0).chr(0).chr(0), 13 "Hello\0world", 14 "\0Hello", 15 "Hello\0" 16); 17 18for($index = 0; $index < count($haystacks); $index++ ) { 19 //needle as null string 20 var_dump( strrchr($haystacks[$index], "\0") ); 21 //needle as NULL 22 var_dump( strrchr($haystacks[$index], NULL) ); 23} 24echo "*** Done ***"; 25?> 26--EXPECT-- 27*** Test strrchr() function: binary safe *** 28string(6) "World" 29string(6) "World" 30string(12) "Hello World" 31string(12) "Hello World" 32string(1) "" 33string(1) "" 34string(1) "" 35string(1) "" 36string(6) "world" 37string(6) "world" 38string(6) "Hello" 39string(6) "Hello" 40string(1) "" 41string(1) "" 42*** Done *** 43