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42 lines
726 B
42 lines
726 B
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function getCode128(val) {
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// 开始位为固定格式 str.charCodeAt()
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let code128A = [0x7B, 0x41]
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let code128B = [0x7B, 0x42]
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let code128C = [0x7B, 0x43]
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let ret = [];
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let n67 = 0;
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for (let i = 0; i < val.length; i += 2) {
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let tmp = val.substr(i, 2);
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if (tmp == '00') {
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if(i==0){
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ret.push(123);
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ret.push(66);
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n67 = 66;
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}else if(n67==67){
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ret.push(123);
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ret.push(66);
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n67 = 66;
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}
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ret.push(48);
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ret.push(48);
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} else {
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if(i==0){
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ret.push(123);
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ret.push(67);
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n67 = 67;
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}else if(n67==66){
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ret.push(123);
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ret.push(67);
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n67 = 67;
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}
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ret.push(parseInt(tmp));
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}
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}
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ret.unshift(ret.length)
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return ret;
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}
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module.exports = getCode128;
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