Domanda

Ecco il codice di inizializzazione mia Tabella:

<table cellspacing="0">
        <caption id="title4">
            Sprinkles (5 - 6 oz.)
                    </caption>
        <thead>
            <tr>
                <th>&nbsp;</th>
                                    <td >Price</td>
                                    <td >Quantity</td>
                            </tr>
        </thead>
        <tbody>
                        <tr class="statement4">
                <th><label>Lemon</label></th>
                                <td title="Yes" >
                    <label>$6.50</label>
                </td>
                                <td title="No" >
                    <input id="s1" name="s1" class="field text small" type="text" value="0"/>
                </td>
                            <tr class="statement4">
                <th><label>Sweet Apple</label></th>
                                <td title="Yes" >
                    <label>$6.50</label>
                </td>
                                <td title="No" >
                    <input id="s2" name="s2" class="field text small" type="text" value="0"/>
                </td>

                <tr class="statement4">
                <th><label>Sweet Caramel</label></th>
                                <td title="Yes" >
                    <label>$6.50</label>
                </td>
                                <td title="No" >
                    <input id="s3" name="s3" class="field text small" type="text" value="0"/>
                </td>

                <tr class="statement4">
                <th><label>Sweet Cinnamon</label></th>
                                <td title="Yes" >
                    <label>$6.50</label>
                </td>
                                <td title="No" >
                    <input id="s4" name="s4" class="field text small" type="text" value="0"/>
                </td>

                <tr class="statement4">
                <th><label>Sweet Mocha</label></th>
                                <td title="Yes" >
                    <label>$6.50</label>
                </td>
                                <td title="No" >
                    <input id="s5" name="s5" class="field text small" type="text" value="0"/>
                </td>
                        </tr>
                    </tbody>
    </table>

E qui è il mio javascript:

<script type="text/javascript">
var total = 0.0;
var all=new Array();
for(var i = 0; i < 49; i++)
    all[i] = 0;

//....I OMMITTED CODE HERE FOR THE REST OF THE onkeyup FUNCTIONS
document.getElementById("s1").onkeyup = function() {
    if(this.value != "") {
        all[44] = (parseInt(this.value,10) * 6.50);
    }
    else {
        all[44] = 0;
    }
    updateIt();
};

document.getElementById("s2").onkeyup = function() {
    if(this.value != "") {
        all[45] = (parseInt(this.value,10) * 6.50);
    }
    else {
        all[45] = 0;
    }
    updateIt();
};

document.getElementById("s3").onkeyup = function() {
    if(this.value != "") {
        all[46] = (parseInt(this.value,10) * 6.50);
    }
    else {
        all[46] = 0;
    }
    updateIt();
};
document.getElementById("s4").onkeyup = function() {
    if(this.value != "") {
        all[47] = (parseInt(this.value,10) * 6.50);
    }
    else {
        all[47] = 0;
    }
    updateIt();
};

document.getElementById("s5").onkeyup = function() {
    document.getElementById("mySpan").innerHTML = "WOAH";

    if(this.value != "") {
        all[48] = (parseInt(this.value,10) * 6.50);
    }
    else {
        all[48] = 0;
    }
    updateIt();
};

function updateIt() {
    var theTotal = 0;
    for(var j = 0; j < 49; j++)
        theTotal += all[j];

    theTotal = all[48];
    document.getElementById("mySpan").innerHTML = "$" + theTotal.toFixed(2);
}
</script>

Si noti che non ho più tabelle e altre funzioni onKeyUp dichiarato, ma per qualche motivo tutti i tavoli dopo questa tabella (ho circa 6 tavoli, e le prime 3 opera correttamente), non rispondono ai loro rispettivi eventi onkeyup.

Ecco il codice per l'ultima tabella che ha funzionato (questo codice si trova proprio sopra il codice crea la tabella che ho postato qui sopra):

<table cellspacing="0">
    <caption id="title4">
        Rubs (1.2 - 2.3oz.)
                </caption>
    <thead>
        <tr>
            <th>&nbsp;</th>
                                <td >Price</td>
                                <td >Quantity</td>
                        </tr>
    </thead>
    <tbody>
                    <tr class="statement4">
            <th><label>Buffalo</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs1" name="rubs1" class="field text small" type="text" value="0"/>
            </td>
                        <tr class="statement4">
            <th><label>Chipotle</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs2" name="rubs2" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Citrus</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs3" name="rubs3" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Creole</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs4" name="rubs4" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Crushed Peppercorn & Garlic</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs5" name="rubs5" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Greek</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs6" name="rubs6" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Jamaican Jerk</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs7" name="rubs7" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Lemon Pepper</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs8" name="rubs8" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Moroccan/label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs9" name="rubs9" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Smoky Barbecue</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs10" name="rubs10" class="field text small" type="text" value="0"/>
            </td>

            <tr class="statement4">
            <th><label>Thai Red Curry</label></th>
                            <td title="Yes" >
                <label>$4.25</label>
            </td>
                            <td title="No" >
                <input id="rubs11" name="rubs11" class="field text small" type="text" value="0"/>
            </td>
                    </tr>
                </tbody>
</table>
È stato utile?

Soluzione

var theTotal = 0;
for(var j = 0; j < 49; j++)
    theTotal += all[j];

theTotal = all[48];

Perché stai facendo questo? In primo luogo si calcola la somma di tutti i prezzi, allora si assegna solo l'ultimo valore al theTotal. Questo sembra sbagliato per me.

Altri suggerimenti

Ti manca un elemento da id "mySpan" se si sta cercando nella vostra JS (document.getElementById("mySpan").innerHTML), quindi è erroring fuori.

Aggiungi un elemento HTML con l'ID e dovrebbe funzionare.

Controllare jsfiddle: http://jsfiddle.net/Chandu/yVaMx/5/

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