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<?php $str = 'word one of each one fish two fish red fish blue fish car : carpet as java : javascript!!&@$%^& testing, 1, 2 testing go Go GO Stop stop hello\nworld hello\tworld hello world \t\tIntroductory Course '; preg_match_all("/\w+/", $str, $matches); var_dump($matches);
Output for 5.6.38, 7.1.0 - 7.1.25, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
array(1) { [0]=> array(35) { [0]=> string(4) "word" [1]=> string(3) "one" [2]=> string(2) "of" [3]=> string(4) "each" [4]=> string(3) "one" [5]=> string(4) "fish" [6]=> string(3) "two" [7]=> string(4) "fish" [8]=> string(3) "red" [9]=> string(4) "fish" [10]=> string(4) "blue" [11]=> string(4) "fish" [12]=> string(3) "car" [13]=> string(6) "carpet" [14]=> string(2) "as" [15]=> string(4) "java" [16]=> string(10) "javascript" [17]=> string(7) "testing" [18]=> string(1) "1" [19]=> string(1) "2" [20]=> string(7) "testing" [21]=> string(2) "go" [22]=> string(2) "Go" [23]=> string(2) "GO" [24]=> string(4) "Stop" [25]=> string(4) "stop" [26]=> string(5) "hello" [27]=> string(6) "nworld" [28]=> string(5) "hello" [29]=> string(6) "tworld" [30]=> string(5) "hello" [31]=> string(5) "world" [32]=> string(1) "t" [33]=> string(13) "tIntroductory" [34]=> string(6) "Course" } }
Output for 8.3.5
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 array(1) { [0]=> array(35) { [0]=> string(4) "word" [1]=> string(3) "one" [2]=> string(2) "of" [3]=> string(4) "each" [4]=> string(3) "one" [5]=> string(4) "fish" [6]=> string(3) "two" [7]=> string(4) "fish" [8]=> string(3) "red" [9]=> string(4) "fish" [10]=> string(4) "blue" [11]=> string(4) "fish" [12]=> string(3) "car" [13]=> string(6) "carpet" [14]=> string(2) "as" [15]=> string(4) "java" [16]=> string(10) "javascript" [17]=> string(7) "testing" [18]=> string(1) "1" [19]=> string(1) "2" [20]=> string(7) "testing" [21]=> string(2) "go" [22]=> string(2) "Go" [23]=> string(2) "GO" [24]=> string(4) "Stop" [25]=> string(4) "stop" [26]=> string(5) "hello" [27]=> string(6) "nworld" [28]=> string(5) "hello" [29]=> string(6) "tworld" [30]=> string(5) "hello" [31]=> string(5) "world" [32]=> string(1) "t" [33]=> string(13) "tIntroductory" [34]=> string(6) "Course" } }

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