Mercurial > nebulaweb3
view default/node_modules/shoestring/src/dom/val.js @ 0:1d038bc9b3d2 default tip
Up:default
author | Liny <dev@neowd.com> |
---|---|
date | Sat, 31 May 2025 09:21:51 +0800 |
parents | |
children |
line wrap: on
line source
//>>excludeStart("exclude", pragmas.exclude); define([ "shoestring" ], function(){ //>>excludeEnd("exclude"); /** * Get the value of the first element or set the value of all elements in the current set. * * @param {string} value The value to set. * @return shoestring * @this shoestring */ shoestring.fn.val = function( value ){ var el; if( value !== undefined ){ return this.each(function(){ if( this.tagName === "SELECT" ){ var optionSet, option, options = this.options, values = [], i = options.length, newIndex; values[0] = value; while ( i-- ) { option = options[ i ]; if ( (option.selected = shoestring.inArray( option.value, values ) >= 0) ) { optionSet = true; newIndex = i; } } // force browsers to behave consistently when non-matching value is set if ( !optionSet ) { this.selectedIndex = -1; } else { this.selectedIndex = newIndex; } } else { this.value = value; } }); } else { el = this[0]; if( el.tagName === "SELECT" ){ if( el.selectedIndex < 0 ){ return ""; } return el.options[ el.selectedIndex ].value; } else { return el.value; } } }; //>>excludeStart("exclude", pragmas.exclude); }); //>>excludeEnd("exclude");