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Rexx delstr string

/* Main program */ 
a = "Hello World" 
say delstr(a,6)  

Rexx Pos string

/* Main program */ 
a = "Hello World" 
say pos("Hello",a)

Rexx Substr

/* Main program */ 
a = "Hello World" 
say substr(a,2,3) 

Rexx Copies String

/* Main program */ 
a = "Hello" 
say copies(a,3) 

Rexx Compare String

/* Main program */ 
a = "Hello World" 
b = "HELLO World" 
say compare(a,b)

Rexx String reverse

/* Main program */ 
a = "Hello World" 
say reverse(a)

Rexx String Length

/* Main program */ 
a = "Hello World" 
say length(a) 

Rexx Right String

/* Main program */ 
a = "Hello World" 
say right(a,5)

Rexx Left String

/* Main program */ 
a = "Hello World" 
say left(a,5) 

Rexx String

/* Main program */ 
a = "This is a string" 
say a

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