Alert: Answer for "" is: string Alert: Answer for "goats" is: string goats Alert: Answer for "b4" is: string b4 Alert: Answer for "b4.5" is: string b4.5 Alert: Answer for "4x" is: string 4x Alert: Answer for "4.5x" is: string 4.5x Alert: Answer for "4" is: number 4 Alert: Answer for "4" is: number 4 Alert: Answer for " 4" is: number 4 Alert: Answer for "4 " is: number 4 Alert: Answer for " 4 " is: number 4 Alert: Answer for "4 3 2 1" is: string 4 3 2 1 Alert: Answer for "-4" is: number -4 Alert: Answer for "23.00000001" is: number 23.00000001 Alert: Answer for "23.00000000000000001" is: number 23 Alert: Answer for "4e+25" is: number 4e+25 Alert: Answer for "40000000000000000000000000" is: number 4e+25 Alert: Answer for "25,5" is: string 25,5 Alert: Answer for "1e+5" is: number 100000 Alert: Answer for "1e5" is: number 100000 Alert: Answer for "1e-5" is: number 0.00001 Alert: Answer for "-1e-5" is: number -0.00001 Alert: Answer for "1.2e5" is: number 120000 Alert: Answer for "Infinity" is: number Infinity Alert: Answer for "Infinity" is: number Infinity Alert: Answer for "INFINITY" is: string INFINITY Alert: Answer for "INF" is: string INF Alert: Answer for "NaN" is: number NaN Alert: Answer for "NaN" is: number NaN Alert: Answer for "NAN" is: string NAN Alert: Answer for "0x100" is: number 256 Alert: Answer for "0x100.1" is: string 0x100.1 Alert: Answer for "0x100,1" is: string 0x100,1 Alert: Answer for "0x100x1" is: string 0x100x1 Alert: Answer for "123x6" is: string 123x6 Alert: Answer for "123xy6" is: string 123xy6 Alert: Answer for "123.y6" is: string 123.y6 Alert: Answer for "1,000,000" is: string 1,000,000 Alert: Answer for "1.2.3" is: string 1.2.3 Alert: Answer for "1-3" is: string 1-3 Alert: Answer for "1+3" is: string 1+3 Alert: Answer for "1.-3" is: string 1.-3 Alert: Answer for "1.+3" is: string 1.+3 Alert: Answer for "1,2,3,4" is: number 1 Alert: Answer for "[1, 2, 3, 4]" is: string [1, 2, 3, 4] Alert: Answer for "[object Object]" is: string [object Object] Alert: Answer for "{a: 1, b: 2}" is: string {a: 1, b: 2} Alert: Answer for "function(x) { return x+1; }" is: string function(x) { return x+1; } Alert: Answer for "function(x) { return x+1; }" is: string function(x) { return x+1; }