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@ 2019-02-04T04:29:59Z

<?php

$tests = ['1,23,45,123,145,200', '345,999,0,1', '0', '0,2', '-1,-122', '', '1.5,2.9'];

foreach ($tests as $test) {
    $before_comma = strstr($test, ',', true);
    var_export($before_comma === false ? $test : $before_comma);
    echo "\n";
}

Output
Performance
VLD
References
Branches

strstr: documentation ( source)
var_export: documentation ( source)

preferences:dark modelive previewkey bindings

39.53 ms | 405 KiB | 5 Q