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<?php $strings = ['This is. a. test.', 'This is a. test.', 'This is. a test', 'This is a test', 'This. is. a. test.' ]; foreach ($strings as $string) { if (($dots = substr_count($string, '.')) >= 3) { echo "Yes, 3 or more dots ($string -> $dots)"; } else { echo "Nope, less than 3 dots ($string -> $dots)"; } echo "\n"; }
Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0
Yes, 3 or more dots (This is. a. test. -> 3) Nope, less than 3 dots (This is a. test. -> 2) Nope, less than 3 dots (This is. a test -> 1) Nope, less than 3 dots (This is a test -> 0) Yes, 3 or more dots (This. is. a. test. -> 4)
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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