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Annotation of embedaddon/php/ext/pcre/tests/preg_replace_edit_basic.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test preg_replace() function : basic 
                      3: --FILE--
                      4: <?php
                      5: /* Prototype  : proto string preg_replace(mixed regex, mixed replace, mixed subject [, int limit [, count]])
                      6:  * Description: Perform Perl-style regular expression replacement. 
                      7:  * Source code: ext/pcre/php_pcre.c
                      8:  * Alias to functions: 
                      9: */
                     10: 
                     11: $string = '123456789 - Hello, world -           This is a string.';
                     12: var_dump($string);
                     13: 
                     14: var_dump(preg_replace('<- This is a string$>',
                     15:                       'This shouldn\'t work', $string));                               //tries to find '- This is a string' at the end of a string but can't so replaces nothing and prints the unchanged $string.
                     16: 
                     17: var_dump(preg_replace('<[0-35-9]>', 
                     18:                       '4', $string,                                                    //finds any number that's not 4 and replaces it with a 4
                     19:                            '5', $count));                                                      //limits to 5 replacements returns 444444789
                     20: var_dump($count);                                                                                      //counts the number of replacements made (5)
                     21: 
                     22: 
                     23: var_dump(preg_replace('<\b[hH]\w{2,4}>',
                     24:                       'Bonjour', $string));                                            //finds h or H at the beginning of a word followed by 2-4 characters and replaces it with Bonjour (i.e. Hello -> Bonjour) (was finding the 'his' in This and replacing it)
                     25: 
                     26: var_dump(preg_replace('<(\w)\s*-\s*(\w)>',
                     27:                       '\\1. \\2', $string));                                           //finds dashes with an indefinate amount of whitespace around them and replaces them with a full stop precedeby no spaces and followed by one space
                     28: 
                     29: var_dump(preg_replace('<(^[a-z]\w+)@(\w+)\.(\w+)\.([a-z]{2,}$)>', 
                     30:                       '\\1 at \\2 dot \\3 dot \\4', 'josmessa@uk.ibm.com'));   //finds the e-mail address and replaces the @ and . with "at" and "dot" (uses backreferences) ('josmessa at uk dot ibm dot com')
                     31: ?>
                     32: --EXPECTF--
                     33: string(54) "123456789 - Hello, world -           This is a string."
                     34: string(54) "123456789 - Hello, world -           This is a string."
                     35: string(54) "444444789 - Hello, world -           This is a string."
                     36: int(5)
                     37: string(56) "123456789 - Bonjour, world -           This is a string."
                     38: string(42) "123456789. Hello, world. This is a string."
                     39: string(30) "josmessa at uk dot ibm dot com"