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<?php $preg = '\d+(\,\d{3})?(\,\d{3})?(?:\.\d{1,2})?'; $arr = [ '$5,710.75', '$5,710,710.75', '$5710.15', '$57', '$57.1', '$57.', '$5,7.1', '$5,710,710,710.75', ]; foreach ($arr as $str) { echo "$str -> "; $res = preg_match($preg,$a); var_dump($res); } //
Output for git.master, git.master_jit, rfc.property-hooks
$5,710.75 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $5,710,710.75 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $5710.15 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $57 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $57.1 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $57. -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $5,7.1 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false) $5,710,710,710.75 -> Warning: Undefined variable $a in /in/I7nNI on line 19 Deprecated: preg_match(): Passing null to parameter #2 ($subject) of type string is deprecated in /in/I7nNI on line 19 Warning: preg_match(): Delimiter must not be alphanumeric, backslash, or NUL in /in/I7nNI on line 19 bool(false)

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