16 lines
252 B
JavaScript
16 lines
252 B
JavaScript
const app = getApp();
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Page({
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data: {
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value: null
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},
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onReady() {
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var ctx = wx.createCanvasContext('measure');
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var value = ctx.measureText('国国国国', '12px san-serif');
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this.setData({
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value: value.width
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});
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}
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});
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