1--TEST-- 2Test ucwords() function : usage variations - double quoted string 3--FILE-- 4<?php 5/* Prototype : string ucwords ( string $str ) 6 * Description: Uppercase the first character of each word in a string 7 * Source code: ext/standard/string.c 8*/ 9 10/* 11 * test ucwords() with different string prepared using double quote 12*/ 13 14echo "*** Testing ucwords() : usage variations ***\n"; 15 16// different strings containing regular chars and special chars 17$str_array = array( 18 // multiple spaces 19 "testing ucwords", 20 "t e s t i n g u c w o r d s ", 21 22 // brackets in sentence 23 "testing function(ucwords)", 24 "(testing ( function (ucwords) )a )test", 25 "(t)", 26 " ( t )t", 27 28 // using quote chars in sentence 29 "\"testing\",ucwords,\"test\"", 30 "\"t\"\"t\",test, t", 31 "\'t \'t\',test", 32 "Jack's pen", 33 "P't'y 't it's ", 34 35 // using other white spaces 36 "\ttesting\ttesting\tucwords", 37 "\\ttesting\\ttesting\tucwords", 38 "testing\rucwords testing ucwords", 39 "testing\\rucwords testing ucwords", 40 "testing\fucwords \f testing \nucwords", 41 "testing\\fucwords \\f testing \nucwords", 42 "\ntesting\nucwords\n testing \n ucwords", 43 "\\ntesting\\nucwords\\n testing \\n ucwords", 44 "using\vvertical\vtab", 45 "using\\vvertical\\vtab", 46 47 //using special chars in sentence 48 "t@@#$% %test ^test &test *test +test -test", 49 "!test ~test `test` =test= @test@test.com", 50 "/test/r\test\\ucwords\t\y\y\\u\3 \yy\ /uu/", 51 52 //only special chars 53 "!@#$%^&*()_+=-`~" 54); 55 56// loop through the $str_array array to test ucwords on each element 57$iteration = 1; 58for($index = 0; $index < count($str_array); $index++) { 59 echo "-- Iteration $iteration --\n"; 60 var_dump( ucwords($str_array[$index]) ); 61 $iteration++; 62} 63 64echo "Done\n"; 65?> 66--EXPECTF-- 67*** Testing ucwords() : usage variations *** 68-- Iteration 1 -- 69string(18) "Testing Ucwords" 70-- Iteration 2 -- 71string(30) "T E S T I N G U C W O R D S " 72-- Iteration 3 -- 73string(25) "Testing Function(ucwords)" 74-- Iteration 4 -- 75string(38) "(testing ( Function (ucwords) )a )test" 76-- Iteration 5 -- 77string(3) "(t)" 78-- Iteration 6 -- 79string(7) " ( T )t" 80-- Iteration 7 -- 81string(24) ""testing",ucwords,"test"" 82-- Iteration 8 -- 83string(14) ""t""t",test, T" 84-- Iteration 9 -- 85string(14) "\'t \'t\',test" 86-- Iteration 10 -- 87string(10) "Jack's Pen" 88-- Iteration 11 -- 89string(14) "P't'y 't It's " 90-- Iteration 12 -- 91string(24) " Testing Testing Ucwords" 92-- Iteration 13 -- 93string(26) "\ttesting\ttesting Ucwords" 94-- Iteration 14 -- 95string(31) "Testing 95Ucwords Testing Ucwords" 96-- Iteration 15 -- 97string(32) "Testing\rucwords Testing Ucwords" 98-- Iteration 16 -- 99string(34) "TestingUcwords Testing 100Ucwords" 101-- Iteration 17 -- 102string(36) "Testing\fucwords \f Testing 103Ucwords" 104-- Iteration 18 -- 105string(35) " 106Testing 107Ucwords 108 Testing 109 Ucwords" 110-- Iteration 19 -- 111string(39) "\ntesting\nucwords\n Testing \n Ucwords" 112-- Iteration 20 -- 113string(18) "UsingVerticalTab" 114-- Iteration 21 -- 115string(20) "Using\vvertical\vtab" 116-- Iteration 22 -- 117string(42) "T@@#$% %test ^test &test *test +test -test" 118-- Iteration 23 -- 119string(40) "!test ~test `test` =test= @test@test.com" 120-- Iteration 24 -- 121string(37) "/test/r Est\ucwords \y\y\u \yy\ /uu/" 122-- Iteration 25 -- 123string(16) "!@#$%^&*()_+=-`~" 124Done 125