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Javascript 2022-03-11 21:20:10
why inspect tool display extra undefined
102 If you're running console.log() from a JS file, this undefined line should not be appended. If you're running console.log() from the console itself, it makes sense. This is why: In the console you can type a name of a variable (for example try typin... Add solution -
Javascript 2022-02-01 20:57:09
check if array in conditional chaining javascript
const x = thisIsPossiblyAnArray?.[0]; if (x) { console.log("the value of index 0 is", x); } else { console.log("x is undefined as thisIsPossiblyAnArray is either not an Array or is an Array with no item at index 0") } Add solution -
Javascript 2022-02-01 07:40:44
Write a javascript function that takes two arguments and should either sum them or just print the first one if the second one is undefined. If both are undefined print "No numbers given"
Write a javascript function that takes two arguments and should either sum them or just print the first one if the second one is undefined. If both are undefined print "No numbers given" Add solution -
Javascript 2021-11-04 02:23:08
money pipe angular
{{ value_expression | currency [ : currencyCode [ : display [ : digitsInfo [ : locale ] ] ] ] }} currencyCode string Optional. Default is undefined. display string | boolean Optional. Default is 'symbol'. digitsInfo string Optional. Default i... Add solution