回答編集履歴
3
ちょうせい
test
CHANGED
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@@ -62,6 +62,30 @@
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62
62
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63
63
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}
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64
64
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65
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+
$.fn.dataDel=function(x,y){
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66
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67
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if(typeof y== "undefined"){
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68
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69
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$(this).removeData(x);
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70
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+
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71
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}
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72
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73
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if(typeof $(this).data(x)== "string" && $(this).data(x)==y){
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74
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75
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$(this).removeData(x);
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76
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77
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}
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78
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+
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79
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if($(this).data(x) instanceof Array){
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80
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81
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$(this).data(x,$(this).data(x).filter(z=>z!==y));
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82
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83
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if($(this).data(x).length==0) $(this).removeData(x);
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84
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85
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}
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86
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+
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87
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}
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88
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+
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65
89
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$(function(){
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66
90
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67
91
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console.log($('.list.col').data('filter'));
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@@ -74,11 +98,11 @@
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74
98
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75
99
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console.log($('.list.col').data('filter'));
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76
100
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77
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-
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101
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+
$('.list.col').dataDel('filter','#b-1');
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78
102
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79
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-
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103
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+
console.log($('.list.col').data('filter'));
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80
104
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81
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-
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105
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+
$('.list.col').dataDel('filter','#a-1');
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82
106
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83
107
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console.log($('.list.col').data('filter'));
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84
108
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2
ちょうせい
test
CHANGED
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@@ -74,7 +74,11 @@
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74
74
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75
75
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console.log($('.list.col').data('filter'));
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76
76
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77
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+
for(var i=1;i<5;i++){
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78
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77
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-
$('.list.col').dataAdd('filter','#c-
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79
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$('.list.col').dataAdd('filter','#c-'+i);
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80
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81
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}
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78
82
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79
83
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console.log($('.list.col').data('filter'));
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80
84
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1
調整
test
CHANGED
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@@ -35,3 +35,53 @@
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35
35
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36
36
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37
37
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生のjsでやるならJSON.parse/JSON.strigifyを駆使してください
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38
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+
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39
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40
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41
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+
# 調整版
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42
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43
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+
```javascript
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44
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45
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<script>
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46
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47
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$.fn.dataAdd=function(x,y){
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48
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49
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if(typeof $(this).data(x)== "undefined"){
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50
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51
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$(this).data(x,y);
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52
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53
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}else if(typeof $(this).data(x)== "string"){
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54
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55
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$(this).data(x,[$(this).data(x),y]);
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56
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57
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}else{
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58
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59
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$(this).data(x).push(y);
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60
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61
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}
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62
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+
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63
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}
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64
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+
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65
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$(function(){
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66
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67
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console.log($('.list.col').data('filter'));
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68
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69
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$('.list.col').dataAdd('filter','#a-1');
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70
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71
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console.log($('.list.col').data('filter'));
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72
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73
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$('.list.col').dataAdd('filter','#b-1');
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74
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75
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console.log($('.list.col').data('filter'));
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76
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77
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$('.list.col').dataAdd('filter','#c-2');
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78
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79
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console.log($('.list.col').data('filter'));
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80
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+
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81
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});
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82
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+
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83
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</script>
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84
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+
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85
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+
<div class="list col"></div>
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86
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+
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87
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+
```
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