質問編集履歴
3
LocalStorageによる二重投票防止部分を省略しました
title
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File without changes
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body
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@@ -88,46 +88,8 @@
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88
88
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</div>
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89
89
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90
90
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</body>
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91
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-
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91
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+
<script>
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92
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-
$(function(){
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93
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-
$('.question-btn').click(function(){
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94
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-
var isVote = getLocalStorage();
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95
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console.log(isVote);
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96
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if(isVote != null){
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97
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alert('すでに投票済みです。');
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98
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return;
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99
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-
}
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100
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-
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101
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var form1 = document.forms['question-form'];
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102
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var ans = $(this).val();
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103
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$('#hidden-btn').val(ans);
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104
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form1.submit();
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105
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-
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106
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setLocalStorage();
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107
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return false;
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108
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});
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109
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-
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110
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drawChart();
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111
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-
})
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112
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-
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113
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-
※省略
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92
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+
※以下省略
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114
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-
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115
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-
var getLocalStorage = function(){
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116
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return JSON.parse(localStorage.getItem('isVote'));
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117
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}
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118
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-
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119
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var setLocalStorage = function(){
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120
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var isVote = JSON.stringify('voted');
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121
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localStorage.setItem('isVote', isVote);
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122
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alert('投票しました。');
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123
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}
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124
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-
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125
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-
var deleteLocalStorage = function(){
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126
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localStorage.removeItem('isVote');
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127
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alert('ストレージ（isVote）を削除しました。');
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128
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}
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129
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</script>
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130
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-
</html>
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131
93
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```
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132
94
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133
95
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### 試したこと
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2
結果表示の部分を省略しました
title
CHANGED
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File without changes
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body
CHANGED
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@@ -74,8 +74,6 @@
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74
74
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?>
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75
75
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<!DOCTYPE html>
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76
76
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<html lang="ja">
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77
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-
<head>
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78
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-
</head>
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79
77
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<body>
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80
78
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<button class="question-btn" value="1">賛成</button>
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81
79
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<button class="question-btn" value="2">反対</button>
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1
何か所か省略しました
title
CHANGED
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File without changes
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body
CHANGED
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@@ -75,11 +75,6 @@
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75
75
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<!DOCTYPE html>
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76
76
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<html lang="ja">
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77
77
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<head>
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78
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-
<meta charset="utf-8">
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79
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-
<meta http-equiv="X-UA-Compatible" content="IE=edge">
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80
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-
<title></title>
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81
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-
<script src="../js/jquery-3.4.1.min.js"></script>
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82
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-
<script src="//cdn.jsdelivr.net/npm/chart.js@2.8.0/dist/Chart.min.js"></script>
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83
78
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</head>
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|
84
79
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<body>
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|
85
80
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<button class="question-btn" value="1">賛成</button>
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@@ -117,42 +112,8 @@
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117
112
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drawChart();
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118
113
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})
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119
114
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120
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-
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115
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+
※省略
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121
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-
var array = <?php echo json_encode($data, JSON_HEX_TAG | JSON_HEX_AMP | JSON_HEX_APOS | JSON_HEX_QUOT); ?>;
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122
116
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123
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-
var matchNum = 0;
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124
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-
for(var i = 0; i < array.length; i++){
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125
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-
if(array[i] === 0){
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126
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-
matchNum++;
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127
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-
}
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128
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-
}
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129
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-
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130
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-
if(array.length === matchNum ){
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131
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-
$('#myChart').hide();
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132
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-
$('#noChart').show();
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133
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-
} else {
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134
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$('#myChart').show();
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|
135
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$('#noChart').hide();
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|
136
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-
}
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137
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-
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138
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-
var ctx = document.getElementById("myChart").getContext('2d');
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|
139
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-
var myChart = new Chart(ctx, {
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|
140
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-
type: 'pie',
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141
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-
data: {
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|
142
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-
labels: ["賛成", "反対", "どちらともいえない"],
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|
143
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-
datasets: [{
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|
144
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label: 'アンケート',
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145
|
-
data: array,
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|
146
|
-
backgroundColor: [
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|
147
|
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'rgba(255, 99, 132, 0.7)',
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148
|
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'rgba(54, 162, 235, 0.7)',
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149
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-
'rgba(255, 206, 86, 0.7)',
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150
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-
],
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151
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-
}]
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152
|
-
}
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|
153
|
-
});
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|
154
|
-
}
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|
155
|
-
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|
156
117
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var getLocalStorage = function(){
|
|
157
118
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return JSON.parse(localStorage.getItem('isVote'));
|
|
158
119
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}
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