25 lines
		
	
	
		
			505 B
		
	
	
	
		
			Plaintext
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			25 lines
		
	
	
		
			505 B
		
	
	
	
		
			Plaintext
		
	
	
		
			Executable File
		
	
	
	
	
| var=abc123dcba123
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| 
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| echo ${var/d/x}
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| echo ${var/c/x}
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| echo ${var//c/x}
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| echo ${var/[123]/x}
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| echo ${var//[123]/x}
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| echo ${var/c*/x}
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| echo ${var/*c/x}
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| 
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| # must match longest match: result is "abx23"
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| echo ${var/c*1/x}
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| 
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| # empty replacement - 2nd slash can be omitted
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| echo ${var/[123]}
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| echo ${var//[123]}
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| 
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| ### ash doesn't support
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| ### # match only at the beginning:
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| ### echo ${var/#a/x}
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| ### echo ${var/#b/x} # should not match
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| ### echo ${var//#b/x} # should not match
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| ### # match only at the end:
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| ### echo ${var/%3/x}
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