| 3955 | // Multifunctional method to get and set values of a collection |
| 3956 | // The value/s can optionally be executed if it's a function |
| 3957 | var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { |
| 3958 | var i = 0, |
| 3959 | len = elems.length, |
| 3960 | bulk = key == null; |
| 3961 | |
| 3962 | // Sets many values |
| 3963 | if ( jQuery.type( key ) === "object" ) { |
| 3964 | chainable = true; |
| 3965 | for ( i in key ) { |
| 3966 | access( elems, fn, i, key[ i ], true, emptyGet, raw ); |
| 3967 | } |
| 3968 | |
| 3969 | // Sets one value |
| 3970 | } else if ( value !== undefined ) { |
| 3971 | chainable = true; |
| 3972 | |
| 3973 | if ( !jQuery.isFunction( value ) ) { |
| 3974 | raw = true; |
| 3975 | } |
| 3976 | |
| 3977 | if ( bulk ) { |
| 3978 | |
| 3979 | // Bulk operations run against the entire set |
| 3980 | if ( raw ) { |
| 3981 | fn.call( elems, value ); |
| 3982 | fn = null; |
| 3983 | |
| 3984 | // ...except when executing function values |
| 3985 | } else { |
| 3986 | bulk = fn; |
| 3987 | fn = function( elem, key, value ) { |
| 3988 | return bulk.call( jQuery( elem ), value ); |
| 3989 | }; |
| 3990 | } |
| 3991 | } |
| 3992 | |
| 3993 | if ( fn ) { |
| 3994 | for ( ; i < len; i++ ) { |
| 3995 | fn( |
| 3996 | elems[ i ], key, raw ? |
| 3997 | value : |
| 3998 | value.call( elems[ i ], i, fn( elems[ i ], key ) ) |
| 3999 | ); |
| 4000 | } |
| 4001 | } |
| 4002 | } |
| 4003 | |
| 4004 | if ( chainable ) { |
| 4005 | return elems; |
| 4006 | } |
| 4007 | |
| 4008 | // Gets |
| 4009 | if ( bulk ) { |
| 4010 | return fn.call( elems ); |
| 4011 | } |
| 4012 | |
| 4013 | return len ? fn( elems[ 0 ], key ) : emptyGet; |
| 4014 | }; |