我正在使用 Pengoworks jquery 计算器并且不希望我的总和被四舍五入。即：如果总和为 19.99，则四舍五入为 19。
我“认为”它在这里：“$”+ sum.toFixed(2)
完整代码在这里：http ://www.pengoworks.com/workshop/jquery/calculation/calculation.plugin.htm
完整代码
<script type="text/javascript">
var bIsFirebugReady = (!!window.console && !!window.console.log);
$(document).ready(
function (){
// update the plug-in version
$("#idPluginVersion").text($.Calculation.version);
/*
// test precision
$("body").prepend("<div id='nn'></div>");
$("#nn").calc(
// the equation to use for the calculation
"qty * price",
// define the variables used in the equation, these can be a jQuery object
{
qty: 23,
price: 1.4
}
);
*/
/*
$.Calculation.setDefaults({
onParseError: function(){
this.css("backgroundColor", "#cc0000")
}
, onParseClear: function (){
this.css("backgroundColor", "");
}
});
*/
/*$("#qty_1082").keyup(function(){
var dInput = $(this).val();
alert(dInput);
});*/
/* ADDITION FOR VARIABLE DISCOUNTS - START */
//bind check_discount on key up - MUST BE BEFORE recalc Function
$("input[name^=qty_item_]").bind("keyup", check_discount);
check_discount();
/* $( "input[name^=qty_item_]" ).each(function() {
alert(this.name);
});*/
function check_discount(){
$( "input[name^=qty_item_]" ).each(function() {
var input_value = $(this).val(); //get the value (amount of books) for the current input field being modified
var current_input_id = this.name; //get the name field for the current input field being modified
var current_price=current_input_id.replace("qty","price"); //swap text to make it match the mathing price field
//Series of staments to determine the appropriate action
if(input_value < 10){
//alert("There is a minimum order of 10 books per title");
$("#"+current_price).text("$0.00"); //If between 50 and 99 adjust rate
} else if (input_value >= 10 && input_value <=49){
//alert("Between 10 - 49");
$("#"+current_price).text("$7.46"); //If between 50 and 99 adjust rate
} else if (input_value >= 50 && input_value <=99){
//alert("Between 50 - 99");
$("#"+current_price).text("$5.97"); //If between 50 and 99 adjust rate
} else if (input_value >= 100 ){
//alert("Over 100");
$("#"+current_price).text("$5.47"); //If over 100 adjust rate
} else{
}
});
}
/* ADDITION FOR VARIABLE DISCOUNTS - END */
// bind the recalc function to the quantity fields
$("input[name^=qty_item_]").bind("keyup", recalc);
// run the calculation function now
recalc();
// automatically update the "#totalSum" field every time
// the values are changes via the keyup event
$("input[name^=sum]").sum("keyup", "#totalSum");
// automatically update the "#totalAvg" field every time
// the values are changes via the keyup event
$("input[name^=avg]").avg({
bind:"keyup"
, selector: "#totalAvg"
// if an invalid character is found, change the background color
, onParseError: function(){
this.css("backgroundColor", "#cc0000")
}
// if the error has been cleared, reset the bgcolor
, onParseClear: function (){
this.css("backgroundColor", "");
}
});
// automatically update the "#minNumber" field every time
// the values are changes via the keyup event
$("input[name^=min]").min("keyup", "#numberMin");
// automatically update the "#minNumber" field every time
// the values are changes via the keyup event
$("input[name^=max]").max("keyup", {
selector: "#numberMax"
, oncalc: function (value, options){
// you can use this to format the value
$(options.selector).val(value);
}
});
// this calculates the sum for some text nodes
$("#idTotalTextSum").click(
function (){
// get the sum of the elements
var sum = $(".textSum").sum();
// update the total
$("#totalTextSum").text("$" + sum.toString());
}
);
// this calculates the average for some text nodes
$("#idTotalTextAvg").click(
function (){
// get the average of the elements
var avg = $(".textAvg").avg();
// update the total
$("#totalTextAvg").text(avg.toString());
}
);
}
);
function recalc(){
$("[id^=total_item]").calc(
// the equation to use for the calculation
"qty * price",
// define the variables used in the equation, these can be a jQuery object
{
qty: $("input[name^=qty_item_]"),
price: $("[id^=price_item_]")
},
// define the formatting callback, the results of the calculation are passed to this function
function (s){
// return the number as a dollar amount
return "$" + s.toFixed(2);
},
// define the finish callback, this runs after the calculation has been complete
function ($this){
// sum the total of the $("[id^=total_item]") selector
var sum = $this.sum();
$("#grandTotal").text(
//$("#grandTotal").text(
//$("input[name^=grandTotal]").text(
// round the results to 2 digits
"$" + sum.toFixed(2)
);
}
);
}
function test()
{
//Stores the grandtotal to var g_total
var g_total = $("#grandTotal").text();
//Reforats.. $496.00 --> 496
// Makes it workable
var myArray = g_total.split('$');
var myNewArray = myArray[1].split('.');
//Submits the value to the #this works on line 391
$('#thisworks').val(myNewArray[0]);
}
</script>