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awk 使用小记录4

2016-10-18 11:54:02| 分类： linux | 标签： |举报 |字号大中小订阅

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grep -E '"X"|"Y"' PositionList.pos | awk 'begin{i=0;j=0}{i++;split($3,arr,",");if(i%2!=0){j++;if(j>1){printf ("\n%d %.3f ",j,arr[1])}else{printf ("%d %.3f ",j,arr[1])}}else{printf ("%.3f ",arr[1])} }end{}'

原文件

{

"ID" : "XY-position list",

"POSITIONS" :

[

{

"DEVICES" :

[

{

"AXES" : 1,

"DEVICE" : "ZStage",

"X" : -4.600000000000001,

"Y" : 0.0,

"Z" : 0.0

},

{

"AXES" : 2,

"DEVICE" : "XYStage",

"X" : -786.50,

"Y" : -203.30,

"Z" : 0.0

}

],

"GRID_COL" : -842150451,

"GRID_ROW" : -842150451,

"LABEL" : "Pos0",

"PROPERTIES" : null

},

{

"DEVICES" :

[

{

......

得到结果

1 -4.600 0.000

2 -786.500 -203.300

3 -5.800 0.000

4 -323.700 -280.500

5 -5.500 0.000

6 -1061.100 -300.000

7 -12.000 0.000

8 139.000 -0.000

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