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@ 2016-01-14T11:39:10Z

<?php

function bround($dVal,$iDec) {
    // banker's style rounding or round-half-even
    // (round down when even number is left of 5, otherwise round up)
    // $dVal is value to round
    // $iDec specifies number of decimal places to retain
    static $dFuzz=0.00001; // to deal with floating-point precision loss
    $iRoundup=0; // amount to round up by
    
    $iSign=($dVal!=0.0) ? intval($dVal/abs($dVal)) : 1;
    $dVal=abs($dVal);
    // get decimal digit in question and amount to right of it as a fraction
    $dWorking=$dVal*pow(10.0,$iDec+1)-floor($dVal*pow(10.0,$iDec))*10.0;
    $iEvenOddDigit=floor($dVal*pow(10.0,$iDec))-floor($dVal*pow(10.0,$iDec-1))*10.0;
    if (abs($dWorking-5.0)<$dFuzz) $iRoundup=($iEvenOddDigit & 1) ? 1 : 0;
    else $iRoundup=($dWorking>5.0) ? 1 : 0;
    return $iSign*((floor($dVal*pow(10.0,$iDec))+$iRoundup)/pow(10.0,$iDec));
}

echo bround(10.005);
?>

Output for git.master, git.master_jit, rfc.property-hooks: Fatal error: Uncaught ArgumentCountError: Too few arguments to function bround(), 1 passed in /in/F40HV on line 21 and exactly 2 expected in /in/F40HV:3 Stack trace: #0 /in/F40HV(21): bround(10.005) #1 {main} thrown in /in/F40HV on line 3
Process exited with code 255.

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2020-03-21 RFC: Is_Literal - declined
2020-12-04 Enumerations - included in PHP 8.1
2018-06-15 Typed Properties v2 - implemented in PHP 7.4
2016-08-12 Object typehint - included in PHP 7.2
2016-08-14 Arrow functions - withdrawn
2016-05-29 array_change_keys() - withdrawn
2016-04-19 Lexical scope support for anonymous classes - suspended
2016-04-17 Functional Interfaces - declined
2016-03-16 Typed Properties - superseded in favor of Typed Properties 2.0
2015-08-27 Callable Prototypes - declined
2015-05-01 Short Closures - declined / withdrawn in favor of Arrow Functions
2015-02-18 Scalar type hints v5 - included in PHP 7
2015-02-14 Union Types - declined
2013-09-22 Anonymous classes - included in PHP 7

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