rounding decimals app

, because the range of float values is usually larger than the integer. Example 1. Floor () example echo floor (4.3); 4 echo Floor (9.999); 9 ?> Three, round-the floating-point number rounding Description Float round (float val [, int precision]) Returns the result of rounding Val based on the specified precision precision (number of digits after decimal point). Precision can also be negativ

thanintegerbe big. Example1. Floor() ExamplePHPEcho Floor(4.3);//4 Echo Floor(9.999);//9?>Third,round-Rounding out the floating-point numbersfloat round(floatVal [,int precision]) Returns the result of rounding Val based on the specified precision precision (number of digits after decimal point). Precision can also be negative or 0 (the default value). Example1.round() ExamplePHPEcho round(3.4);/

Reprint Source: HTTP://BLOG.CSDN.NET/YF210YF Matlab takes the whole function: fix, floor, ceil, round. The rounding function is useful in programming. First, take the whole function 1. To 0 rounding (truncated rounding) fix-to 0 rounding (Round towards zero); >> Fix (3.6) Ans = 3 2. Negative Infinity

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11. He's smarter ...2 37 82. Friends who will use new things .... But we need ie5.5+.only supported. 9 Ten - the3after summarizing, I wrote a general method of JavaScript rounding with multiple digits. - - //num represents the number to be rounded, and V represents the number of decimal digits to keep. - functiondecimal (NUM,V) + { - varVV = Math.pow (10, V); + returnMath.Round (NUM*VV)/vv; A}js-

Math.Round (45.367,2) //Returns 45.37math.round (45.365, 2) // Returns 45.36C # round () is not our Chinese understanding of rounding, is the foreigner's rounding, is in line with the IEEE standard rounding, specifically four six into, the following is in line with the Chinese understand the roundingMath.Round (45.367,2, Midpointrounding.awayfromzero)

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Private float Convertfloat4se5ru (float flotvalue) {int ivalue = (int) math.round (Flotvalue * 10000); Two digits before the decimal point are moved forward and roundedFlotvalue = (float) (ivalue/10000.00f);return flotvalue;}Disclaimer: The above text is "Wuhan Han Code Technology Co., Ltd." original, reproduced when must be marked the source.Technology sharing. To communicate with you and me. Progress together!Www.hanma-scan.com WinCE C # Programming, the float type is rounded to retain two

Tags: partial ast decimal trunc symbol date Max input roundTake the whole function:1. Trunc (value,precision) intercepts a number by precision (precision) and does not perform rounding operations.Returns the X value of the truncated to Y decimal places: Trunc (X,[y]): select trunc(23.33) ------------ 23 2, round (value,precision) input the value [rounding rounding