round.min.js000066600000000472152141760470007031 0ustar00function round(a,b,c){var d,e,f,g;if(b|=0,d=Math.pow(10,b),a*=d,g=a>0|-(a<0),f=a%1===.5*g,e=Math.floor(a),f)switch(c){case"2":case"PHP_ROUND_HALF_DOWN":a=e+(g<0);break;case"3":case"PHP_ROUND_HALF_EVEN":a=e+e%2*g;break;case"4":case"PHP_ROUND_HALF_ODD":a=e+!(e%2);break;default:a=e+(g>0)}return(f?a:Math.round(a))/d}round.js000066600000003650152141760470006250 0ustar00function round (value, precision, mode) { // http://kevin.vanzonneveld.net // + original by: Philip Peterson // + revised by: Onno Marsman // + input by: Greenseed // + revised by: T.Wild // + input by: meo // + input by: William // + bugfixed by: Brett Zamir (http://brett-zamir.me) // + input by: Josep Sanz (http://www.ws3.es/) // + revised by: Rafał Kukawski (http://blog.kukawski.pl/) // % note 1: Great work. Ideas for improvement: // % note 1: - code more compliant with developer guidelines // % note 1: - for implementing PHP constant arguments look at // % note 1: the pathinfo() function, it offers the greatest // % note 1: flexibility & compatibility possible // * example 1: round(1241757, -3); // * returns 1: 1242000 // * example 2: round(3.6); // * returns 2: 4 // * example 3: round(2.835, 2); // * returns 3: 2.84 // * example 4: round(1.1749999999999, 2); // * returns 4: 1.17 // * example 5: round(58551.799999999996, 2); // * returns 5: 58551.8 var m, f, isHalf, sgn; // helper variables precision |= 0; // making sure precision is integer m = Math.pow(10, precision); value *= m; sgn = (value > 0) | -(value < 0); // sign of the number isHalf = value % 1 === 0.5 * sgn; f = Math.floor(value); if (isHalf) { switch (mode) { case '2': case 'PHP_ROUND_HALF_DOWN': value = f + (sgn < 0); // rounds .5 toward zero break; case '3': case 'PHP_ROUND_HALF_EVEN': value = f + (f % 2 * sgn); // rouds .5 towards the next even integer break; case '4': case 'PHP_ROUND_HALF_ODD': value = f + !(f % 2); // rounds .5 towards the next odd integer break; default: value = f + (sgn > 0); // rounds .5 away from zero } } return (isHalf ? value : Math.round(value)) / m; }