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So, apparently, I never committed the second half of the new field value code. This allows you to set values on groups of checkboxes, radio buttons, and selects.

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This commit is contained in:
John Resig 2007-09-09 19:00:56 +00:00
parent b4bf244c0e
commit b59c94d5c2
1 changed files with 41 additions and 12 deletions
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51
src/core.js
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@ -292,31 +292,60 @@ jQuery.fn = jQuery.prototype = {
val: function( val ) { val: function( val ) {
if ( val == undefined ) { if ( val == undefined ) {
if ( this.length ) { if ( this.length ) {
var elem = this[0]; var elem = this[0];
// We need to handle select boxes special if ( jQuery.nodeName(elem, "select") ) { var index = elem.selectedIndex, // We need to handle select boxes special
if ( jQuery.nodeName(elem, "select") ) {
var index = elem.selectedIndex,
a = [], a = [],
options = elem.options, options = elem.options,
one = elem.type == "select-one"; one = elem.type == "select-one";
// Nothing was selected if ( index < 0 ) // Nothing was selected
if ( index < 0 )
return null; return null;
// Loop through all the selected options for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) { // Loop through all the selected options
var option = options[i]; if ( option.selected ) { // Get the specifc value for the option var val = jQuery.browser.msie && !option.attributes["value"].specified ? option.text : option.value; for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
var option = options[i];
if ( option.selected ) {
// Get the specifc value for the option
var val = jQuery.browser.msie && !option.attributes["value"].specified ? option.text : option.value;
// We don't need an array for one selects if ( one ) // We don't need an array for one selects
if ( one )
return val; return val;
// Multi-Selects return an array a.push(val); } } // Multi-Selects return an array
return a; a.push(val);
}
}
// Everything else, we just grab the value } else return a;
// Everything else, we just grab the value
} else
return this[0].value.replace(/\r/g, ""); return this[0].value.replace(/\r/g, "");
} }
} else } else
return this.attr( "value", val ); return this.each(function(){
if ( val.constructor == Array && /radio|checkbox/.test(this.type) )
this.checked = (jQuery.inArray(this.value, val) >= 0 ||
jQuery.inArray(this.name, val) >= 0);
else if ( jQuery.nodeName(this, "select") ) {
var tmp = val.constructor == Array ? val : [val];
jQuery("option", this).each(function(){
this.selected = (jQuery.inArray(this.value, tmp) >= 0 ||
jQuery.inArray(this.text, tmp) >= 0);
});
if ( !tmp.length )
this.selectedIndex = -1;
} else
this.value = val;
});
}, },
html: function( val ) { html: function( val ) {