6 string(12345678901234567890)
7 string(-12345678901234567890)
9 concat("titi","toto","tata")
11 concat("titi",'toto',"tata","last")
12 starts-with("tititoto","titi")
13 starts-with("tititoto","to")
14 contains("tititototata","titi")
15 contains("tititototata","toto")
16 contains("tititototata","tata")
17 contains("tititototata","tita")
18 substring("12345",2,3)
21 substring("12345",3.4)
22 substring("12345",3.6)
23 substring("12345",1.5,2.6)
24 substring("12345",2.2,2.2)
25 substring("12345",0,3)
26 substring("12345",-8,10)
27 substring("12345",4,-10)
28 substring("12345",0 div 0, 3)
29 substring("12345",1, 0 div 0)
30 substring("12345",1 div 0, 3)
31 substring("12345",3,-1 div 0)
32 substring("12345",-42, 1 div 0)
33 substring("12345",-1 div 0, 1 div 0)
34 substring("12345",-1 div 0,5)