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1.1 ! root 1: ! 2: ! 3: head Command head ! 4: ! 5: ! 6: ! 7: ! 8: Print the beginning of a file ! 9: ! 10: hheeaadd [+_n[bbccll]] [_f_i_l_e] ! 11: hheeaadd [-_n[bbccll]] [_f_i_l_e] ! 12: ! 13: hheeaadd ccooppiieess tthhee ffiirrsstt ppaarrtt ooff ffiillee, oorr ooff tthhee ssttaannddaarrdd iinnppuutt iiff ! 14: nnoonnee iiss nnaammeedd, ttoo tthhee ssttaannddaarrdd oouuttppuutt. ! 15: ! 16: TThhee ggiivveenn nnuummbbeerr tteellllss hheeaadd wwhheerree ttoo bbeeggiinn ttoo ccooppyy tthhee ddaattaa. ! 17: NNuummbbeerrss ooff tthhee ffoorrmm +nnuummbbeerr mmeeaassuurree tthhee ssttaarrttiinngg ppooiinntt ffrroomm tthhee ! 18: bbeeggiinnnniinngg ooff tthhee ffiillee; tthhoossee ooff tthhee ffoorrmm -nnuummbbeerr mmeeaassuurree ffrroomm tthhee ! 19: eenndd ooff tthhee ffiillee. ! 20: ! 21: AA ssppeecciiffiieerr ooff bblloocckkss, cchhaarraacctteerrss, oorr lliinneess (bb, c, or l, respec- ! 22: tively) may follow the number; the default is lines. If no num- ! 23: ber is specified, a default of +4 is assumed. ! 24: ! 25: ***** See Also ***** ! 26: ! 27: commands, dd, egrep, sed, tail ! 28: ! 29: ***** Notes ***** ! 30: ! 31: Because head buffers data measured from the end of the file, ! 32: large counts may not work. ! 33: ! 34: ! 35: ! 36: ! 37: ! 38: ! 39: ! 40: ! 41: ! 42: ! 43: ! 44: ! 45: ! 46: ! 47: ! 48: ! 49: ! 50: ! 51: ! 52: ! 53: ! 54: ! 55: ! 56: ! 57: ! 58: ! 59: ! 60: ! 61: ! 62: ! 63: ! 64: COHERENT Lexicon Page 1 ! 65: ! 66:
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