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09 - Dev Tools Domination Expand file tree Collapse file tree Original file line number Diff line number Diff line change 66</ head >
77< body >
88
9- < p onClick ="makeGreen() "> ×BREAK×DOWN×</ p >
9+ < p onclick ="makeGreen() "> ×BREAK×DOWN×</ p >
1010
1111 < script >
1212 const dogs = [ { name : 'Snickers' , age : 2 } , { name : 'hugo' , age : 8 } ] ;
1818 }
1919
2020 // Regular
21+ console . log ( 'hello' ) ;
2122
2223 // Interpolated
24+ const myVar = 'variable' ;
25+ console . log ( 'Hello I am a %s string' , 'interpolated' ) ;
26+ console . log ( `Hello I am a ${ myVar } string` ) ;
2327
2428 // Styled
29+ console . log ( '%c I am some big text' , 'font-size: 2em' ) ;
2530
26- // warning!
31+ // Warning!
32+ console . warn ( 'WARNING !!!' )
2733
2834 // Error :|
35+ console . error ( 'Fatal error :/ ' )
2936
3037 // Info
38+ console . info ( 'World Tapir Day is celebrated on 27 April each year. \nhttp://www.tapirday.org/' )
3139
3240 // Testing
41+ const p = document . querySelector ( 'p' ) ;
42+ console . assert ( p . classList . contains ( 'ouch' ) , 'This is not the right element.' )
3343
34- // clearing
44+ // Clearing
45+ console . clear ( ) ;
3546
3647 // Viewing DOM Elements
48+ console . dir ( p ) ;
3749
3850 // Grouping together
39-
40- // counting
41-
42- // timing
43-
51+ dogs . forEach ( d => {
52+ console . groupCollapsed ( `${ d . name } ` ) ;
53+ console . log ( `This is ${ d . name } ` ) ;
54+ console . log ( `${ d . name } is ${ d . age } years old.` ) ;
55+ console . log ( `That makes ${ d . age * 7 } dog years old!` ) ;
56+ console . groupEnd ( `${ d . name } ` ) ;
57+ } ) ;
58+
59+ // Counting
60+ console . count ( 'lol' ) ;
61+ console . count ( 'lol' ) ;
62+ console . count ( 'lol' ) ;
63+ console . count ( 'lol' ) ;
64+
65+ // Timing
66+ console . time ( 'fetching data' ) ;
67+ fetch ( 'https://api.github.com/users/jeffdess' )
68+ . then ( data => data . json ( ) )
69+ . then ( data => {
70+ console . timeEnd ( 'fetching data' ) ;
71+ console . log ( data ) ;
72+ } ) ;
73+
74+ // Data table
75+ console . table ( dogs ) ;
4476 </ script >
4577</ body >
4678</ html >
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